diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
index 46292249491992e3461d243445591bb41c80d77c..edf981e0d91c044678a031a53e73d919a577fed6 100644
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/default/Configuration_adv.h b/Marlin/src/config/default/Configuration_adv.h
index 46292249491992e3461d243445591bb41c80d77c..edf981e0d91c044678a031a53e73d919a577fed6 100644
--- a/Marlin/src/config/default/Configuration_adv.h
+++ b/Marlin/src/config/default/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h b/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h
index c13082b085f3abd04899803818f77657de5e8571..52e2b10397bcc5444913afb5a614f3a4efc0829c 100644
--- a/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h
+++ b/Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/Anet/A6/Configuration_adv.h b/Marlin/src/config/examples/Anet/A6/Configuration_adv.h
index f0cc32b929c453b19bb7956b33d5ef38366ad1c9..f7ab76ebfb9c5d02c090443b1258c12e2576aabd 100644
--- a/Marlin/src/config/examples/Anet/A6/Configuration_adv.h
+++ b/Marlin/src/config/examples/Anet/A6/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/Anet/A8/Configuration_adv.h b/Marlin/src/config/examples/Anet/A8/Configuration_adv.h
index a3bdae8198f17591c8542ba245ba7dcacc7985c1..7fa232a7fb87f25550eb97d52d8749051d93269d 100644
--- a/Marlin/src/config/examples/Anet/A8/Configuration_adv.h
+++ b/Marlin/src/config/examples/Anet/A8/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h b/Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h
index b0afce3ecd74ffffd5051da0951a6ba2ccc9b83f..d843173b1fe5a435c48180024a89f456b5d7c1b0 100644
--- a/Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h
+++ b/Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h b/Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h
index b0afce3ecd74ffffd5051da0951a6ba2ccc9b83f..d843173b1fe5a435c48180024a89f456b5d7c1b0 100644
--- a/Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h
+++ b/Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/Cartesio/Configuration_adv.h b/Marlin/src/config/examples/Cartesio/Configuration_adv.h
index 9348e57dd15562ae47be2ce42f74553bdf36fbf6..623d74615d70ba38decb34b3f4d462c66878f275 100644
--- a/Marlin/src/config/examples/Cartesio/Configuration_adv.h
+++ b/Marlin/src/config/examples/Cartesio/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/Creality/CR-10/Configuration_adv.h b/Marlin/src/config/examples/Creality/CR-10/Configuration_adv.h
index f1f82a3296679841fa64f1a52159f6cbe0d6a5d2..a2b539197d66e413cd22181df2c0e8fbeedd8268 100644
--- a/Marlin/src/config/examples/Creality/CR-10/Configuration_adv.h
+++ b/Marlin/src/config/examples/Creality/CR-10/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/Felix/Configuration_adv.h b/Marlin/src/config/examples/Felix/Configuration_adv.h
index 93ddd2aba3d2c8358a8ddab7271a18eb1f9a13ff..eaceb0dcc757debde21d0c205a8f9398303d5bcc 100644
--- a/Marlin/src/config/examples/Felix/Configuration_adv.h
+++ b/Marlin/src/config/examples/Felix/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/Folger Tech/i3-2020/Configuration_adv.h b/Marlin/src/config/examples/Folger Tech/i3-2020/Configuration_adv.h
index 7e635eadf05712a7c65d309c9288b2d2324735c7..ad2f1e5c921b88fca4920d214a14c3753cde7bca 100644
--- a/Marlin/src/config/examples/Folger Tech/i3-2020/Configuration_adv.h	
+++ b/Marlin/src/config/examples/Folger Tech/i3-2020/Configuration_adv.h	
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/Infitary/i3-M508/Configuration_adv.h b/Marlin/src/config/examples/Infitary/i3-M508/Configuration_adv.h
index aa0b535291b97bb05def6316384056a82ac41012..524b7d0e61a445b23e56682d17da026d2bede046 100644
--- a/Marlin/src/config/examples/Infitary/i3-M508/Configuration_adv.h
+++ b/Marlin/src/config/examples/Infitary/i3-M508/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/Mks/Sbase/Configuration_adv.h b/Marlin/src/config/examples/Mks/Sbase/Configuration_adv.h
index 91e4f765a61816b8192604fca89f809696914324..69d29f9f3f6a0a53c8e89e1dd6e92d78c981e232 100644
--- a/Marlin/src/config/examples/Mks/Sbase/Configuration_adv.h
+++ b/Marlin/src/config/examples/Mks/Sbase/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/RigidBot/Configuration_adv.h b/Marlin/src/config/examples/RigidBot/Configuration_adv.h
index 999a159014aae18d580993c2555ab3b0287118b5..8105b9fcbc77e9ad5f2aedb3c01424bec95372da 100644
--- a/Marlin/src/config/examples/RigidBot/Configuration_adv.h
+++ b/Marlin/src/config/examples/RigidBot/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/SCARA/Configuration_adv.h b/Marlin/src/config/examples/SCARA/Configuration_adv.h
index 787eb0b7e61aa20a9accb19dd28683231044571b..fdcce8c6fd603bd3644bcf4f80b28deacc622326 100644
--- a/Marlin/src/config/examples/SCARA/Configuration_adv.h
+++ b/Marlin/src/config/examples/SCARA/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/Sanguinololu/Configuration_adv.h b/Marlin/src/config/examples/Sanguinololu/Configuration_adv.h
index 5c750f4d5121fd8f1fb4b922c40a25eb46dd719f..7f7e751b75d1d093822e9c70089086b1fd5b3b19 100644
--- a/Marlin/src/config/examples/Sanguinololu/Configuration_adv.h
+++ b/Marlin/src/config/examples/Sanguinololu/Configuration_adv.h
@@ -538,6 +538,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/TinyBoy2/Configuration_adv.h b/Marlin/src/config/examples/TinyBoy2/Configuration_adv.h
index 0dcd3e436dd7cb20a6343054d3437198cb4de040..8baa9d9916be16b691d710100627ccb66768de71 100644
--- a/Marlin/src/config/examples/TinyBoy2/Configuration_adv.h
+++ b/Marlin/src/config/examples/TinyBoy2/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/Velleman/K8400/Configuration_adv.h b/Marlin/src/config/examples/Velleman/K8400/Configuration_adv.h
index e24bd36c5c63f97d5291b5ede2e09c5f382c9a43..7286846e05c2ba580967d78737ed97b8a2bac441 100644
--- a/Marlin/src/config/examples/Velleman/K8400/Configuration_adv.h
+++ b/Marlin/src/config/examples/Velleman/K8400/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h b/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h
index aaf54049eb113375b9a5afdff2096ca07efcc5c7..81ba827c1246210355537c275b754c84bd7ac224 100644
--- a/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h
@@ -551,6 +551,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h b/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h
index 0506b2d67a9e8d1e0fe8cb4e96b1c532caa85e2b..783624974532f730580dc48941c6ad7f99a15dfe 100644
--- a/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h
@@ -551,6 +551,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/delta/generic/Configuration_adv.h b/Marlin/src/config/examples/delta/generic/Configuration_adv.h
index 0506b2d67a9e8d1e0fe8cb4e96b1c532caa85e2b..783624974532f730580dc48941c6ad7f99a15dfe 100644
--- a/Marlin/src/config/examples/delta/generic/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/generic/Configuration_adv.h
@@ -551,6 +551,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/delta/kossel_mini/Configuration_adv.h b/Marlin/src/config/examples/delta/kossel_mini/Configuration_adv.h
index 0506b2d67a9e8d1e0fe8cb4e96b1c532caa85e2b..783624974532f730580dc48941c6ad7f99a15dfe 100644
--- a/Marlin/src/config/examples/delta/kossel_mini/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/kossel_mini/Configuration_adv.h
@@ -551,6 +551,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/delta/kossel_pro/Configuration_adv.h b/Marlin/src/config/examples/delta/kossel_pro/Configuration_adv.h
index 97770eb3f74bdd2e9b230d8982e3594627ee686f..661bcd7deb33b5b8a588f16f68ef71854f288ccf 100644
--- a/Marlin/src/config/examples/delta/kossel_pro/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/kossel_pro/Configuration_adv.h
@@ -556,6 +556,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/delta/kossel_xl/Configuration_adv.h b/Marlin/src/config/examples/delta/kossel_xl/Configuration_adv.h
index dad3190adfe43f65625ed882eef7f07ef107f3ac..f11d829d49bc2df4535e55b513cf6b6d1e9904d9 100644
--- a/Marlin/src/config/examples/delta/kossel_xl/Configuration_adv.h
+++ b/Marlin/src/config/examples/delta/kossel_xl/Configuration_adv.h
@@ -551,6 +551,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration_adv.h b/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration_adv.h
index 0f377bec48bc43b76811432dce5ecd43daa315bb..ddb4c3bc6ab9aa2f5805e4a5f90d80c608c42cef 100644
--- a/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration_adv.h
+++ b/Marlin/src/config/examples/gCreate/gMax1.5+/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/makibox/Configuration_adv.h b/Marlin/src/config/examples/makibox/Configuration_adv.h
index a6edb67e5020e50c3005ab68259e1d81e3761fe7..911fa693ec38133a095bb086fe74ebee7f6d6fcd 100644
--- a/Marlin/src/config/examples/makibox/Configuration_adv.h
+++ b/Marlin/src/config/examples/makibox/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/tvrrug/Round2/Configuration_adv.h b/Marlin/src/config/examples/tvrrug/Round2/Configuration_adv.h
index 798f84a4f5a7fc203726f112c0c9a3c6521622dd..1253be5f55eccd82b919f12ee166b82e00d90cc7 100644
--- a/Marlin/src/config/examples/tvrrug/Round2/Configuration_adv.h
+++ b/Marlin/src/config/examples/tvrrug/Round2/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/config/examples/wt150/Configuration_adv.h b/Marlin/src/config/examples/wt150/Configuration_adv.h
index b04b59276e6ad72fd765bdf6b686003465fedd6e..2e354d3128ade2dc36ad7a4ca2ec578e5d65b943 100644
--- a/Marlin/src/config/examples/wt150/Configuration_adv.h
+++ b/Marlin/src/config/examples/wt150/Configuration_adv.h
@@ -549,6 +549,9 @@
     //#define LCD_PROGRESS_BAR_TEST
   #endif
 
+  // Add an 'M73' G-code to set the current percentage
+  //#define LCD_SET_PROGRESS_MANUALLY
+
   // This allows hosts to request long names for files and folders with M33
   //#define LONG_FILENAME_HOST_SUPPORT
 
diff --git a/Marlin/src/gcode/gcode.cpp b/Marlin/src/gcode/gcode.cpp
index 880cf1b05969656ed3a2e03c9e04d2b6c807bd95..5c0502772a14cebf1ab852b1780191a4fd9e83f7 100644
--- a/Marlin/src/gcode/gcode.cpp
+++ b/Marlin/src/gcode/gcode.cpp
@@ -354,6 +354,10 @@ void GcodeSuite::process_next_command() {
         case 49: M49(); break;    // M49: Turn on or off G26 debug flag for verbose output
       #endif
 
+      #if ENABLED(ULTRA_LCD) && ENABLED(LCD_SET_PROGRESS_MANUALLY)
+        case 73: M73(); break;    // M73: Set progress percentage (for display on LCD)
+      #endif
+
       case 75: M75(); break;      // M75: Start print timer
       case 76: M76(); break;      // M76: Pause print timer
       case 77: M77(); break;      // M77: Stop print timer
diff --git a/Marlin/src/gcode/gcode.h b/Marlin/src/gcode/gcode.h
index 39cc5a79b5a16d1ea49bd0eb8c29c2dda208e2eb..2320f838d2371915487bc1a17938b09ee44fccc7 100644
--- a/Marlin/src/gcode/gcode.h
+++ b/Marlin/src/gcode/gcode.h
@@ -437,6 +437,10 @@ private:
     static void M49();
   #endif
 
+  #if ENABLED(ULTRA_LCD) && ENABLED(LCD_SET_PROGRESS_MANUALLY)
+    static void M73();
+  #endif
+
   static void M75();
   static void M76();
   static void M77();
diff --git a/Marlin/src/gcode/host/M115.cpp b/Marlin/src/gcode/host/M115.cpp
index e509ae6a956aac4dba20e30335e3579b3cc2916f..99b4a815933086d58c45594f1d6ffa622fbb726c 100644
--- a/Marlin/src/gcode/host/M115.cpp
+++ b/Marlin/src/gcode/host/M115.cpp
@@ -72,6 +72,13 @@ void GcodeSuite::M115() {
       SERIAL_PROTOCOLLNPGM("Cap:LEVELING_DATA:0");
     #endif
 
+    // BUILD_PERCENT (M73)
+    #if ENABLED(LCD_SET_PROGRESS_MANUALLY)
+      SERIAL_PROTOCOLLNPGM("Cap:BUILD_PERCENT:1");
+    #else
+      SERIAL_PROTOCOLLNPGM("Cap:BUILD_PERCENT:0");
+    #endif
+
     // SOFTWARE_POWER (M80, M81)
     #if HAS_POWER_SWITCH
       SERIAL_PROTOCOLLNPGM("Cap:SOFTWARE_POWER:1");
diff --git a/Marlin/src/gcode/lcd/M73.cpp b/Marlin/src/gcode/lcd/M73.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..478424318e2586215d797d87e60ab9ae9e94ad7e
--- /dev/null
+++ b/Marlin/src/gcode/lcd/M73.cpp
@@ -0,0 +1,48 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "../../inc/MarlinConfig.h"
+
+#if ENABLED(ULTRA_LCD) && ENABLED(LCD_SET_PROGRESS_MANUALLY)
+
+#include "../gcode.h"
+#include "../../module/parser.h"
+#include "../../lcd/ultralcd.h"
+#include "../../sd/cardreader.h"
+
+/**
+ * M73: Set percentage complete (for display on LCD)
+ *
+ * Example:
+ *   M73 P25 ; Set progress to 25%
+ *
+ * Notes:
+ *   This has no effect during an SD print job
+ */
+void GcodeSuite::M73() {
+  if (!IS_SD_PRINTING && parser.seen('P')) {
+    progress_bar_percent = parser.value_byte();
+    NOMORE(progress_bar_percent, 100);
+  }
+}
+
+#endif // ULTRA_LCD && LCD_SET_PROGRESS_MANUALLY
diff --git a/Marlin/src/lcd/ultralcd.cpp b/Marlin/src/lcd/ultralcd.cpp
index dc9921f1d1e26d24f7eb5317643a651f365743d7..f9968e279874413712616e562634d7bc954d4e1e 100644
--- a/Marlin/src/lcd/ultralcd.cpp
+++ b/Marlin/src/lcd/ultralcd.cpp
@@ -83,6 +83,10 @@ char lcd_status_message[3 * (LCD_WIDTH) + 1] = WELCOME_MSG; // worst case is kan
   uint8_t status_scroll_pos = 0;
 #endif
 
+#if ENABLED(LCD_SET_PROGRESS_MANUALLY)
+  uint8_t progress_bar_percent;
+#endif
+
 #if ENABLED(DOGLCD)
   #include "ultralcd_impl_DOGM.h"
   #include <U8glib.h>
@@ -604,36 +608,52 @@ void lcd_status_screen() {
   #endif
 
   #if ENABLED(LCD_PROGRESS_BAR)
+
+    //
+    // HD44780 implements the following message blinking and
+    // message expiration because Status Line and Progress Bar
+    // share the same line on the display.
+    //
+
+    // Set current percentage from SD when actively printing
+    #if ENABLED(LCD_SET_PROGRESS_MANUALLY)
+      if (IS_SD_PRINTING)
+        progress_bar_percent = card.percentDone();
+    #endif
+
     millis_t ms = millis();
+
+    // If the message will blink rather than expire...
     #if DISABLED(PROGRESS_MSG_ONCE)
-      if (ELAPSED(ms, progress_bar_ms + PROGRESS_BAR_MSG_TIME + PROGRESS_BAR_BAR_TIME)) {
+      if (ELAPSED(ms, progress_bar_ms + PROGRESS_BAR_MSG_TIME + PROGRESS_BAR_BAR_TIME))
         progress_bar_ms = ms;
-      }
     #endif
+
     #if PROGRESS_MSG_EXPIRE > 0
+
       // Handle message expire
       if (expire_status_ms > 0) {
-        #if ENABLED(SDSUPPORT)
-          if (card.isFileOpen()) {
-            // Expire the message when printing is active
-            if (IS_SD_PRINTING) {
-              if (ELAPSED(ms, expire_status_ms)) {
-                lcd_status_message[0] = '\0';
-                expire_status_ms = 0;
-              }
-            }
-            else {
-              expire_status_ms += LCD_UPDATE_INTERVAL;
-            }
-          }
-          else {
+
+        #if DISABLED(LCD_SET_PROGRESS_MANUALLY)
+          const uint8_t progress_bar_percent = card.percentDone();
+        #endif
+
+        // Expire the message if a job is active and the bar has ticks
+        if (progress_bar_percent > 2 && !print_job_timer.isPaused()) {
+          if (ELAPSED(ms, expire_status_ms)) {
+            lcd_status_message[0] = '\0';
             expire_status_ms = 0;
           }
-        #else
-          expire_status_ms = 0;
-        #endif // SDSUPPORT
+        }
+        else {
+          // Defer message expiration before bar appears
+          // and during any pause (not just SD)
+          expire_status_ms += LCD_UPDATE_INTERVAL;
+        }
       }
-    #endif
+
+    #endif // PROGRESS_MSG_EXPIRE
+
   #endif // LCD_PROGRESS_BAR
 
   #if ENABLED(ULTIPANEL)
@@ -2860,7 +2880,7 @@ void kill_screen(const char* lcd_msg) {
             #if ENABLED(MAX_SOFTWARE_ENDSTOP_Z)
               max = soft_endstop_max[Z_AXIS];
             #endif
-            break;
+          default: break;
         }
       #endif // MIN_SOFTWARE_ENDSTOPS || MAX_SOFTWARE_ENDSTOPS
 
diff --git a/Marlin/src/lcd/ultralcd.h b/Marlin/src/lcd/ultralcd.h
index 16b3998171a00239dccae0368334294789738a15..ef9bc7c2b75db7fe9ea72955c75bbdfa8851f7b7 100644
--- a/Marlin/src/lcd/ultralcd.h
+++ b/Marlin/src/lcd/ultralcd.h
@@ -63,6 +63,10 @@
     void dontExpireStatus();
   #endif
 
+  #if ENABLED(LCD_SET_PROGRESS_MANUALLY)
+    extern uint8_t progress_bar_percent;
+  #endif
+
   #if ENABLED(ADC_KEYPAD)
     uint8_t get_ADC_keyValue();
   #endif
diff --git a/Marlin/src/lcd/ultralcd_impl_DOGM.h b/Marlin/src/lcd/ultralcd_impl_DOGM.h
index f9f1abcfe10142dd23a7a8d3e06d1bf2fea3acea..7e38127c1588583083b815a464a121a98f7fae85 100644
--- a/Marlin/src/lcd/ultralcd_impl_DOGM.h
+++ b/Marlin/src/lcd/ultralcd_impl_DOGM.h
@@ -536,7 +536,7 @@ static void lcd_implementation_status_screen() {
     // SD Card Symbol
     //
 
-    if (PAGE_CONTAINS(42 - (TALL_FONT_CORRECTION), 51 - (TALL_FONT_CORRECTION))) {
+    if (card.isFileOpen() && PAGE_CONTAINS(42 - (TALL_FONT_CORRECTION), 51 - (TALL_FONT_CORRECTION))) {
       // Upper box
       u8g.drawBox(42, 42 - (TALL_FONT_CORRECTION), 8, 7);     // 42-48 (or 41-47)
       // Right edge
@@ -560,7 +560,11 @@ static void lcd_implementation_status_screen() {
         PROGRESS_BAR_WIDTH, 4 - (TALL_FONT_CORRECTION)
       );
 
-    if (IS_SD_PRINTING) {
+    #if DISABLED(LCD_SET_PROGRESS_MANUALLY)
+      const uint8_t progress_bar_percent = card.percentDone();
+    #endif
+
+    if (progress_bar_percent > 1) {
 
       //
       // Progress bar solid part
@@ -569,7 +573,7 @@ static void lcd_implementation_status_screen() {
       if (PAGE_CONTAINS(50, 51 - (TALL_FONT_CORRECTION)))     // 50-51 (or just 50)
         u8g.drawBox(
           PROGRESS_BAR_X + 1, 50,
-          (uint16_t)((PROGRESS_BAR_WIDTH - 2) * card.percentDone() * 0.01), 2 - (TALL_FONT_CORRECTION)
+          (uint16_t)((PROGRESS_BAR_WIDTH - 2) * progress_bar_percent * 0.01), 2 - (TALL_FONT_CORRECTION)
         );
 
       //
@@ -580,7 +584,7 @@ static void lcd_implementation_status_screen() {
         if (PAGE_CONTAINS(41, 48)) {
           // Percent complete
           u8g.setPrintPos(55, 48);
-          u8g.print(itostr3(card.percentDone()));
+          u8g.print(itostr3(progress_bar_percent));
           u8g.print('%');
         }
       #endif
diff --git a/Marlin/src/lcd/ultralcd_impl_HD44780.h b/Marlin/src/lcd/ultralcd_impl_HD44780.h
index 7cf64789b8df3763d2753ba397474b9116216b02..adfa5b8fa3a711a9070c1027d1a33e4a667d6d40 100644
--- a/Marlin/src/lcd/ultralcd_impl_HD44780.h
+++ b/Marlin/src/lcd/ultralcd_impl_HD44780.h
@@ -203,9 +203,9 @@ extern volatile uint8_t buttons;  //an extended version of the last checked butt
 #include "utf_mapper.h"
 
 #if ENABLED(LCD_PROGRESS_BAR)
-  static millis_t progress_bar_ms = 0;
+  static millis_t progress_bar_ms = 0;     // Start millis of the current progress bar cycle
   #if PROGRESS_MSG_EXPIRE > 0
-    static millis_t expire_status_ms = 0;
+    static millis_t expire_status_ms = 0;  // millis at which to expire the status message
   #endif
   #define LCD_STR_PROGRESS  "\x03\x04\x05"
 #endif
@@ -842,12 +842,13 @@ static void lcd_implementation_status_screen() {
 
   #if ENABLED(LCD_PROGRESS_BAR)
 
+    #if DISABLED(LCD_SET_PROGRESS_MANUALLY)
+      const uint8_t progress_bar_percent = card.percentDone();
+    #endif
     // Draw the progress bar if the message has shown long enough
     // or if there is no message set.
-    if (card.isFileOpen() && (ELAPSED(millis(), progress_bar_ms + PROGRESS_BAR_MSG_TIME) || !lcd_status_message[0])) {
-      const uint8_t percent = card.percentDone();
-      if (percent) return lcd_draw_progress_bar(percent);
-    }
+    if (progress_bar_percent > 2 && (ELAPSED(millis(), progress_bar_ms + PROGRESS_BAR_MSG_TIME) || !lcd_status_message[0]))
+      return lcd_draw_progress_bar(progress_bar_percent);
 
   #elif ENABLED(FILAMENT_LCD_DISPLAY) && ENABLED(SDSUPPORT)