From 082ab8fcabdafb362149ac2cd384e2de20d8d475 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <github@thinkyhead.com>
Date: Fri, 1 Dec 2017 17:18:09 -0600
Subject: [PATCH] Add SKEW_CORRECTION to example configs

---
 Marlin/src/config/default/Configuration.h     | 59 ++++++++++++++++++-
 .../AlephObjects/TAZ4/Configuration.h         | 59 ++++++++++++++++++-
 .../AliExpress/CL-260/Configuration.h         | 59 ++++++++++++++++++-
 .../config/examples/Anet/A6/Configuration.h   | 59 ++++++++++++++++++-
 .../config/examples/Anet/A8/Configuration.h   | 59 ++++++++++++++++++-
 .../examples/Azteeg/X5GT/Configuration.h      | 59 ++++++++++++++++++-
 .../examples/BQ/Hephestos/Configuration.h     | 59 ++++++++++++++++++-
 .../examples/BQ/Hephestos_2/Configuration.h   | 59 ++++++++++++++++++-
 .../config/examples/BQ/WITBOX/Configuration.h | 59 ++++++++++++++++++-
 .../config/examples/Cartesio/Configuration.h  | 59 ++++++++++++++++++-
 .../examples/Creality/CR-10/Configuration.h   | 59 ++++++++++++++++++-
 .../src/config/examples/Felix/Configuration.h | 59 ++++++++++++++++++-
 .../examples/Felix/DUAL/Configuration.h       | 59 ++++++++++++++++++-
 .../FolgerTech/i3-2020/Configuration.h        | 59 ++++++++++++++++++-
 .../examples/Geeetech/GT2560/Configuration.h  | 59 ++++++++++++++++++-
 .../Geeetech/I3_Pro_X-GT2560/Configuration.h  | 59 ++++++++++++++++++-
 .../examples/Infitary/i3-M508/Configuration.h | 59 ++++++++++++++++++-
 .../examples/Malyan/M150/Configuration.h      | 59 ++++++++++++++++++-
 .../Micromake/C1/basic/Configuration.h        | 59 ++++++++++++++++++-
 .../Micromake/C1/enhanced/Configuration.h     | 59 ++++++++++++++++++-
 .../config/examples/Mks/Sbase/Configuration.h | 59 ++++++++++++++++++-
 .../RepRapWorld/Megatronics/Configuration.h   | 59 ++++++++++++++++++-
 .../config/examples/RigidBot/Configuration.h  | 59 ++++++++++++++++++-
 .../src/config/examples/SCARA/Configuration.h | 59 ++++++++++++++++++-
 .../config/examples/STM32F10/Configuration.h  | 59 ++++++++++++++++++-
 .../examples/Sanguinololu/Configuration.h     | 59 ++++++++++++++++++-
 .../config/examples/TinyBoy2/Configuration.h  | 59 ++++++++++++++++++-
 .../UltiMachine/Archim2/Configuration.h       | 59 ++++++++++++++++++-
 .../examples/Velleman/K8200/Configuration.h   | 59 ++++++++++++++++++-
 .../examples/Velleman/K8400/Configuration.h   | 59 ++++++++++++++++++-
 .../Velleman/K8400/Dual-head/Configuration.h  | 59 ++++++++++++++++++-
 .../examples/adafruit/ST7565/Configuration.h  | 59 ++++++++++++++++++-
 .../FLSUN/auto_calibrate/Configuration.h      | 59 ++++++++++++++++++-
 .../delta/FLSUN/kossel_mini/Configuration.h   | 59 ++++++++++++++++++-
 .../examples/delta/generic/Configuration.h    | 59 ++++++++++++++++++-
 .../delta/kossel_mini/Configuration.h         | 59 ++++++++++++++++++-
 .../examples/delta/kossel_pro/Configuration.h | 59 ++++++++++++++++++-
 .../examples/delta/kossel_xl/Configuration.h  | 59 ++++++++++++++++++-
 .../examples/gCreate/gMax1.5+/Configuration.h | 59 ++++++++++++++++++-
 .../config/examples/makibox/Configuration.h   | 59 ++++++++++++++++++-
 .../examples/tvrrug/Round2/Configuration.h    | 59 ++++++++++++++++++-
 .../src/config/examples/wt150/Configuration.h | 59 ++++++++++++++++++-
 42 files changed, 2436 insertions(+), 42 deletions(-)

diff --git a/Marlin/src/config/default/Configuration.h b/Marlin/src/config/default/Configuration.h
index 44649e9dd8..c1c5add624 100644
--- a/Marlin/src/config/default/Configuration.h
+++ b/Marlin/src/config/default/Configuration.h
@@ -832,7 +832,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1039,6 +1039,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h b/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h
index 35b3816a87..79b3a7e951 100644
--- a/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h
+++ b/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h
@@ -852,7 +852,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1059,6 +1059,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (8*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/AliExpress/CL-260/Configuration.h b/Marlin/src/config/examples/AliExpress/CL-260/Configuration.h
index 692ed2a5c9..17f7b71811 100644
--- a/Marlin/src/config/examples/AliExpress/CL-260/Configuration.h
+++ b/Marlin/src/config/examples/AliExpress/CL-260/Configuration.h
@@ -832,7 +832,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1039,6 +1039,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Anet/A6/Configuration.h b/Marlin/src/config/examples/Anet/A6/Configuration.h
index 685dd261cd..02dc8a9e6b 100644
--- a/Marlin/src/config/examples/Anet/A6/Configuration.h
+++ b/Marlin/src/config/examples/Anet/A6/Configuration.h
@@ -951,7 +951,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1196,6 +1196,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Anet/A8/Configuration.h b/Marlin/src/config/examples/Anet/A8/Configuration.h
index d8c271deca..4d7db8c6b1 100644
--- a/Marlin/src/config/examples/Anet/A8/Configuration.h
+++ b/Marlin/src/config/examples/Anet/A8/Configuration.h
@@ -838,7 +838,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1045,6 +1045,63 @@
 #define HOMING_FEEDRATE_XY (100*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Azteeg/X5GT/Configuration.h b/Marlin/src/config/examples/Azteeg/X5GT/Configuration.h
index 3683de2005..4aaf6f2a06 100644
--- a/Marlin/src/config/examples/Azteeg/X5GT/Configuration.h
+++ b/Marlin/src/config/examples/Azteeg/X5GT/Configuration.h
@@ -832,7 +832,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1039,6 +1039,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/BQ/Hephestos/Configuration.h b/Marlin/src/config/examples/BQ/Hephestos/Configuration.h
index c21a7c5483..9579bdbc90 100644
--- a/Marlin/src/config/examples/BQ/Hephestos/Configuration.h
+++ b/Marlin/src/config/examples/BQ/Hephestos/Configuration.h
@@ -823,7 +823,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1030,6 +1030,63 @@
 #define HOMING_FEEDRATE_XY 2000
 #define HOMING_FEEDRATE_Z  150
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h b/Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h
index 79d5c9a77d..5bb0c95745 100644
--- a/Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h
+++ b/Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h
@@ -833,7 +833,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1040,6 +1040,63 @@
 #define HOMING_FEEDRATE_XY (60*60)
 #define HOMING_FEEDRATE_Z  120
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/BQ/WITBOX/Configuration.h b/Marlin/src/config/examples/BQ/WITBOX/Configuration.h
index 2d94a58ae9..04f52dbfad 100644
--- a/Marlin/src/config/examples/BQ/WITBOX/Configuration.h
+++ b/Marlin/src/config/examples/BQ/WITBOX/Configuration.h
@@ -823,7 +823,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1030,6 +1030,63 @@
 #define HOMING_FEEDRATE_XY (120*60)
 #define HOMING_FEEDRATE_Z  432
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Cartesio/Configuration.h b/Marlin/src/config/examples/Cartesio/Configuration.h
index 3238f38e66..68916072d5 100644
--- a/Marlin/src/config/examples/Cartesio/Configuration.h
+++ b/Marlin/src/config/examples/Cartesio/Configuration.h
@@ -831,7 +831,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1038,6 +1038,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (10*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Creality/CR-10/Configuration.h b/Marlin/src/config/examples/Creality/CR-10/Configuration.h
index ddd9d9ba60..dea6aab5e1 100755
--- a/Marlin/src/config/examples/Creality/CR-10/Configuration.h
+++ b/Marlin/src/config/examples/Creality/CR-10/Configuration.h
@@ -842,7 +842,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1049,6 +1049,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Felix/Configuration.h b/Marlin/src/config/examples/Felix/Configuration.h
index 4cbc7d53cd..61de243293 100644
--- a/Marlin/src/config/examples/Felix/Configuration.h
+++ b/Marlin/src/config/examples/Felix/Configuration.h
@@ -814,7 +814,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1021,6 +1021,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Felix/DUAL/Configuration.h b/Marlin/src/config/examples/Felix/DUAL/Configuration.h
index 65b954e825..02dd5f5e99 100644
--- a/Marlin/src/config/examples/Felix/DUAL/Configuration.h
+++ b/Marlin/src/config/examples/Felix/DUAL/Configuration.h
@@ -814,7 +814,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1021,6 +1021,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration.h b/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration.h
index 60decc953b..3e95163531 100644
--- a/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration.h
+++ b/Marlin/src/config/examples/FolgerTech/i3-2020/Configuration.h
@@ -829,7 +829,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1036,6 +1036,63 @@
 #define HOMING_FEEDRATE_XY (40*60)
 #define HOMING_FEEDRATE_Z  (55)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Geeetech/GT2560/Configuration.h b/Marlin/src/config/examples/Geeetech/GT2560/Configuration.h
index 9d8f8eda9f..9e972f9315 100644
--- a/Marlin/src/config/examples/Geeetech/GT2560/Configuration.h
+++ b/Marlin/src/config/examples/Geeetech/GT2560/Configuration.h
@@ -847,7 +847,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1054,6 +1054,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h b/Marlin/src/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h
index c0b027fa2e..e07aa981d1 100644
--- a/Marlin/src/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h
+++ b/Marlin/src/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h
@@ -832,7 +832,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1039,6 +1039,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Infitary/i3-M508/Configuration.h b/Marlin/src/config/examples/Infitary/i3-M508/Configuration.h
index c405ec4465..8822a93995 100644
--- a/Marlin/src/config/examples/Infitary/i3-M508/Configuration.h
+++ b/Marlin/src/config/examples/Infitary/i3-M508/Configuration.h
@@ -836,7 +836,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1043,6 +1043,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Malyan/M150/Configuration.h b/Marlin/src/config/examples/Malyan/M150/Configuration.h
index ae2b3507f4..7d47a3f924 100644
--- a/Marlin/src/config/examples/Malyan/M150/Configuration.h
+++ b/Marlin/src/config/examples/Malyan/M150/Configuration.h
@@ -856,7 +856,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1067,6 +1067,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Micromake/C1/basic/Configuration.h b/Marlin/src/config/examples/Micromake/C1/basic/Configuration.h
index 6bec49197b..5a7d8d5c3a 100644
--- a/Marlin/src/config/examples/Micromake/C1/basic/Configuration.h
+++ b/Marlin/src/config/examples/Micromake/C1/basic/Configuration.h
@@ -836,7 +836,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1043,6 +1043,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration.h b/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration.h
index 6495ee8650..06adf20a96 100644
--- a/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration.h
+++ b/Marlin/src/config/examples/Micromake/C1/enhanced/Configuration.h
@@ -836,7 +836,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1043,6 +1043,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Mks/Sbase/Configuration.h b/Marlin/src/config/examples/Mks/Sbase/Configuration.h
index a76a2e3c91..70f9c7b624 100644
--- a/Marlin/src/config/examples/Mks/Sbase/Configuration.h
+++ b/Marlin/src/config/examples/Mks/Sbase/Configuration.h
@@ -833,7 +833,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1040,6 +1040,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/RepRapWorld/Megatronics/Configuration.h b/Marlin/src/config/examples/RepRapWorld/Megatronics/Configuration.h
index d38ab01f6e..0292cc38c2 100644
--- a/Marlin/src/config/examples/RepRapWorld/Megatronics/Configuration.h
+++ b/Marlin/src/config/examples/RepRapWorld/Megatronics/Configuration.h
@@ -832,7 +832,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1039,6 +1039,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/RigidBot/Configuration.h b/Marlin/src/config/examples/RigidBot/Configuration.h
index 39dd1ae738..7a470b871e 100644
--- a/Marlin/src/config/examples/RigidBot/Configuration.h
+++ b/Marlin/src/config/examples/RigidBot/Configuration.h
@@ -830,7 +830,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1037,6 +1037,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (15*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/SCARA/Configuration.h b/Marlin/src/config/examples/SCARA/Configuration.h
index bcc17b135e..f6fb640bb7 100644
--- a/Marlin/src/config/examples/SCARA/Configuration.h
+++ b/Marlin/src/config/examples/SCARA/Configuration.h
@@ -844,7 +844,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1051,6 +1051,63 @@
 #define HOMING_FEEDRATE_XY (40*60)
 #define HOMING_FEEDRATE_Z  (10*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/STM32F10/Configuration.h b/Marlin/src/config/examples/STM32F10/Configuration.h
index 70c9a93c90..4170a11b6b 100644
--- a/Marlin/src/config/examples/STM32F10/Configuration.h
+++ b/Marlin/src/config/examples/STM32F10/Configuration.h
@@ -835,7 +835,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1042,6 +1042,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Sanguinololu/Configuration.h b/Marlin/src/config/examples/Sanguinololu/Configuration.h
index 4138173252..45deda43fa 100644
--- a/Marlin/src/config/examples/Sanguinololu/Configuration.h
+++ b/Marlin/src/config/examples/Sanguinololu/Configuration.h
@@ -863,7 +863,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1070,6 +1070,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (6*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/TinyBoy2/Configuration.h b/Marlin/src/config/examples/TinyBoy2/Configuration.h
index b9a659a1d6..45b4afa934 100644
--- a/Marlin/src/config/examples/TinyBoy2/Configuration.h
+++ b/Marlin/src/config/examples/TinyBoy2/Configuration.h
@@ -888,7 +888,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1095,6 +1095,63 @@
 #define HOMING_FEEDRATE_XY (40*60)
 #define HOMING_FEEDRATE_Z  (3*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/UltiMachine/Archim2/Configuration.h b/Marlin/src/config/examples/UltiMachine/Archim2/Configuration.h
index a4eea2d45f..7fce9651fc 100644
--- a/Marlin/src/config/examples/UltiMachine/Archim2/Configuration.h
+++ b/Marlin/src/config/examples/UltiMachine/Archim2/Configuration.h
@@ -832,7 +832,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1039,6 +1039,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Velleman/K8200/Configuration.h b/Marlin/src/config/examples/Velleman/K8200/Configuration.h
index 1b175e0db5..c636d81852 100644
--- a/Marlin/src/config/examples/Velleman/K8200/Configuration.h
+++ b/Marlin/src/config/examples/Velleman/K8200/Configuration.h
@@ -862,7 +862,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1069,6 +1069,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Velleman/K8400/Configuration.h b/Marlin/src/config/examples/Velleman/K8400/Configuration.h
index 653cb7ccaf..91ce1ea15f 100644
--- a/Marlin/src/config/examples/Velleman/K8400/Configuration.h
+++ b/Marlin/src/config/examples/Velleman/K8400/Configuration.h
@@ -832,7 +832,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1039,6 +1039,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (8*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/Velleman/K8400/Dual-head/Configuration.h b/Marlin/src/config/examples/Velleman/K8400/Dual-head/Configuration.h
index abce455f41..3510181293 100644
--- a/Marlin/src/config/examples/Velleman/K8400/Dual-head/Configuration.h
+++ b/Marlin/src/config/examples/Velleman/K8400/Dual-head/Configuration.h
@@ -832,7 +832,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1039,6 +1039,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (8*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/adafruit/ST7565/Configuration.h b/Marlin/src/config/examples/adafruit/ST7565/Configuration.h
index c4b6326815..fa53766fd7 100644
--- a/Marlin/src/config/examples/adafruit/ST7565/Configuration.h
+++ b/Marlin/src/config/examples/adafruit/ST7565/Configuration.h
@@ -832,7 +832,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1039,6 +1039,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration.h b/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration.h
index 9793b71839..a2de24b88d 100644
--- a/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration.h
+++ b/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration.h
@@ -962,7 +962,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1172,6 +1172,63 @@
 // Delta only homes to Z
 #define HOMING_FEEDRATE_Z  (100*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration.h b/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration.h
index 9e03bc88c3..7f30f2c86f 100644
--- a/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration.h
+++ b/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration.h
@@ -962,7 +962,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1166,6 +1166,63 @@
 // Delta only homes to Z
 #define HOMING_FEEDRATE_Z  (45*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/delta/generic/Configuration.h b/Marlin/src/config/examples/delta/generic/Configuration.h
index 026dd51da7..3857c6b672 100644
--- a/Marlin/src/config/examples/delta/generic/Configuration.h
+++ b/Marlin/src/config/examples/delta/generic/Configuration.h
@@ -949,7 +949,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1160,6 +1160,63 @@
 // Delta only homes to Z
 #define HOMING_FEEDRATE_Z  (200*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/delta/kossel_mini/Configuration.h b/Marlin/src/config/examples/delta/kossel_mini/Configuration.h
index 7644968e44..9e958bfef1 100644
--- a/Marlin/src/config/examples/delta/kossel_mini/Configuration.h
+++ b/Marlin/src/config/examples/delta/kossel_mini/Configuration.h
@@ -952,7 +952,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1163,6 +1163,63 @@
 // Delta only homes to Z
 #define HOMING_FEEDRATE_Z  (200*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/delta/kossel_pro/Configuration.h b/Marlin/src/config/examples/delta/kossel_pro/Configuration.h
index bd17d8ae5b..dc263c5bd7 100644
--- a/Marlin/src/config/examples/delta/kossel_pro/Configuration.h
+++ b/Marlin/src/config/examples/delta/kossel_pro/Configuration.h
@@ -952,7 +952,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1163,6 +1163,63 @@
 // Delta only homes to Z
 #define HOMING_FEEDRATE_Z  (200*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/delta/kossel_xl/Configuration.h b/Marlin/src/config/examples/delta/kossel_xl/Configuration.h
index 112bd8220f..1d4961e188 100644
--- a/Marlin/src/config/examples/delta/kossel_xl/Configuration.h
+++ b/Marlin/src/config/examples/delta/kossel_xl/Configuration.h
@@ -961,7 +961,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1172,6 +1172,63 @@
 // Delta only homes to Z
 #define HOMING_FEEDRATE_Z  (60*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration.h b/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration.h
index f4c214af90..9bbf6ab4ab 100644
--- a/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration.h
+++ b/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration.h
@@ -846,7 +846,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1053,6 +1053,63 @@
 #define HOMING_FEEDRATE_XY (60*60)
 #define HOMING_FEEDRATE_Z  (14*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/makibox/Configuration.h b/Marlin/src/config/examples/makibox/Configuration.h
index fe078e5d16..d5a50750a8 100644
--- a/Marlin/src/config/examples/makibox/Configuration.h
+++ b/Marlin/src/config/examples/makibox/Configuration.h
@@ -835,7 +835,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1042,6 +1042,63 @@
 #define HOMING_FEEDRATE_XY 1500
 #define HOMING_FEEDRATE_Z  (2*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/tvrrug/Round2/Configuration.h b/Marlin/src/config/examples/tvrrug/Round2/Configuration.h
index d7376e2775..9575addff6 100644
--- a/Marlin/src/config/examples/tvrrug/Round2/Configuration.h
+++ b/Marlin/src/config/examples/tvrrug/Round2/Configuration.h
@@ -827,7 +827,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1034,6 +1034,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
diff --git a/Marlin/src/config/examples/wt150/Configuration.h b/Marlin/src/config/examples/wt150/Configuration.h
index 1682d1f316..bab5dd029b 100644
--- a/Marlin/src/config/examples/wt150/Configuration.h
+++ b/Marlin/src/config/examples/wt150/Configuration.h
@@ -837,7 +837,7 @@
 //===========================================================================
 //=============================== Bed Leveling ==============================
 //===========================================================================
-// @section bedlevel
+// @section calibrate
 
 /**
  * Choose one of the options below to enable G29 Bed Leveling. The parameters
@@ -1044,6 +1044,63 @@
 #define HOMING_FEEDRATE_XY (50*60)
 #define HOMING_FEEDRATE_Z  (4*60)
 
+// @section calibrate
+
+/**
+ * Bed Skew Compensation
+ *
+ * This feature corrects for misalignment in the XYZ axes.
+ *
+ * Take the following steps to get the bed skew in the XY plane:
+ *  1. Print a test square (e.g., https://www.thingiverse.com/thing:2563185)
+ *  2. For XY_DIAG_AC measure the diagonal A to C
+ *  3. For XY_DIAG_BD measure the diagonal B to D
+ *  4. For XY_SIDE_AD measure the edge A to D
+ *
+ * Marlin automatically computes skew factors from these measurements.
+ * Skew factors may also be computed and set manually:
+ *
+ *  - Compute AB     : SQRT(2*AC*AC+2*BD*BD-4*AD*AD)/2
+ *  - XY_SKEW_FACTOR : TAN(PI/2-ACOS((AC*AC-AB*AB-AD*AD)/(2*AB*AD)))
+ *
+ * If desired, follow the same procedure for XZ and YZ.
+ * Use these diagrams for reference:
+ *
+ *    Y                     Z                     Z
+ *    ^     B-------C       ^     B-------C       ^     B-------C
+ *    |    /       /        |    /       /        |    /       /
+ *    |   /       /         |   /       /         |   /       /
+ *    |  A-------D          |  A-------D          |  A-------D
+ *    +-------------->X     +-------------->X     +-------------->Y
+ *     XY_SKEW_FACTOR        XZ_SKEW_FACTOR        YZ_SKEW_FACTOR
+ */
+//#define SKEW_CORRECTION
+
+#if ENABLED(SKEW_CORRECTION)
+  // Input all length measurements here:
+  #define XY_DIAG_AC 282.8427124746
+  #define XY_DIAG_BD 282.8427124746
+  #define XY_SIDE_AD 200
+
+  // Or, set the default skew factors directly here
+  // to override the above measurements:
+  #define XY_SKEW_FACTOR 0.0
+
+  //#define SKEW_CORRECTION_FOR_Z
+  #if ENABLED(SKEW_CORRECTION_FOR_Z)
+    #define XZ_DIAG_AC 282.8427124746
+    #define XZ_DIAG_BD 282.8427124746
+    #define YZ_DIAG_AC 282.8427124746
+    #define YZ_DIAG_BD 282.8427124746
+    #define YZ_SIDE_AD 200
+    #define XZ_SKEW_FACTOR 0.0
+    #define YZ_SKEW_FACTOR 0.0
+  #endif
+
+  // Enable this option for M852 to set skew at runtime
+  //#define SKEW_CORRECTION_GCODE
+#endif
+
 //=============================================================================
 //============================= Additional Features ===========================
 //=============================================================================
-- 
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