diff --git a/.travis.yml b/.travis.yml
index 20a507510..03f7585d0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -126,6 +126,7 @@ script:
   #
   - restore_configs
   - opt_enable AUTO_BED_LEVELING_UBL UBL_G26_MESH_EDITING ENABLE_LEVELING_FADE_HEIGHT FIX_MOUNTED_PROBE EEPROM_SETTINGS G3D_PANEL
+  - opt_enable_adv CUSTOM_USER_MENUS
   - build_marlin
   #
   # Test a Sled Z Probe
diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
index d593ed095..a23e90bc7 100644
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -1221,12 +1221,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1235,4 +1234,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  #define USER_DESC_5 "Home & Info"
+  #define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/Cartesio/Configuration_adv.h b/Marlin/example_configurations/Cartesio/Configuration_adv.h
index a8f4c3166..caba55f7e 100644
--- a/Marlin/example_configurations/Cartesio/Configuration_adv.h
+++ b/Marlin/example_configurations/Cartesio/Configuration_adv.h
@@ -1214,12 +1214,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1228,4 +1227,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  #define USER_DESC_5 "Home & Info"
+  #define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/Felix/Configuration_adv.h b/Marlin/example_configurations/Felix/Configuration_adv.h
index 3132bf9ff..6b5718d51 100644
--- a/Marlin/example_configurations/Felix/Configuration_adv.h
+++ b/Marlin/example_configurations/Felix/Configuration_adv.h
@@ -1214,12 +1214,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1228,4 +1227,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/FolgerTech-i3-2020/Configuration_adv.h b/Marlin/example_configurations/FolgerTech-i3-2020/Configuration_adv.h
index 142cd1d24..013518b78 100644
--- a/Marlin/example_configurations/FolgerTech-i3-2020/Configuration_adv.h
+++ b/Marlin/example_configurations/FolgerTech-i3-2020/Configuration_adv.h
@@ -1227,12 +1227,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.5
 
@@ -1241,4 +1240,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/Hephestos/Configuration_adv.h b/Marlin/example_configurations/Hephestos/Configuration_adv.h
index 171ab3e4d..bcef1672e 100644
--- a/Marlin/example_configurations/Hephestos/Configuration_adv.h
+++ b/Marlin/example_configurations/Hephestos/Configuration_adv.h
@@ -1214,12 +1214,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1228,4 +1227,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/Hephestos_2/Configuration_adv.h b/Marlin/example_configurations/Hephestos_2/Configuration_adv.h
index fb7869435..cb227fd8f 100644
--- a/Marlin/example_configurations/Hephestos_2/Configuration_adv.h
+++ b/Marlin/example_configurations/Hephestos_2/Configuration_adv.h
@@ -1198,12 +1198,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1212,4 +1211,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/K8200/Configuration_adv.h b/Marlin/example_configurations/K8200/Configuration_adv.h
index 44aae82fa..692af7fab 100644
--- a/Marlin/example_configurations/K8200/Configuration_adv.h
+++ b/Marlin/example_configurations/K8200/Configuration_adv.h
@@ -1227,12 +1227,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1241,4 +1240,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/K8400/Configuration_adv.h b/Marlin/example_configurations/K8400/Configuration_adv.h
index a04d83baf..7999653d2 100644
--- a/Marlin/example_configurations/K8400/Configuration_adv.h
+++ b/Marlin/example_configurations/K8400/Configuration_adv.h
@@ -1214,12 +1214,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1228,4 +1227,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/RigidBot/Configuration_adv.h b/Marlin/example_configurations/RigidBot/Configuration_adv.h
index 3605da6a7..5f84cd820 100644
--- a/Marlin/example_configurations/RigidBot/Configuration_adv.h
+++ b/Marlin/example_configurations/RigidBot/Configuration_adv.h
@@ -1214,12 +1214,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1228,4 +1227,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/SCARA/Configuration_adv.h b/Marlin/example_configurations/SCARA/Configuration_adv.h
index 6bfee737d..fa1c96532 100644
--- a/Marlin/example_configurations/SCARA/Configuration_adv.h
+++ b/Marlin/example_configurations/SCARA/Configuration_adv.h
@@ -1214,12 +1214,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1228,4 +1227,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/TAZ4/Configuration_adv.h b/Marlin/example_configurations/TAZ4/Configuration_adv.h
index 05caf958e..9a50d0971 100644
--- a/Marlin/example_configurations/TAZ4/Configuration_adv.h
+++ b/Marlin/example_configurations/TAZ4/Configuration_adv.h
@@ -1214,12 +1214,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1228,4 +1227,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/TinyBoy2/Configuration_adv.h b/Marlin/example_configurations/TinyBoy2/Configuration_adv.h
index 488da0e2b..0a498ac62 100644
--- a/Marlin/example_configurations/TinyBoy2/Configuration_adv.h
+++ b/Marlin/example_configurations/TinyBoy2/Configuration_adv.h
@@ -1217,12 +1217,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1231,4 +1230,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/WITBOX/Configuration_adv.h b/Marlin/example_configurations/WITBOX/Configuration_adv.h
index 171ab3e4d..bcef1672e 100644
--- a/Marlin/example_configurations/WITBOX/Configuration_adv.h
+++ b/Marlin/example_configurations/WITBOX/Configuration_adv.h
@@ -1214,12 +1214,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1228,4 +1227,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration_adv.h b/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration_adv.h
index eb44f9e09..e60b421a9 100644
--- a/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration_adv.h
+++ b/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration_adv.h
@@ -1219,12 +1219,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1233,4 +1232,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  #define USER_DESC_5 "Home & Info"
+  #define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration_adv.h b/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration_adv.h
index 6eed64c6f..05aefb8ba 100644
--- a/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration_adv.h
+++ b/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration_adv.h
@@ -1218,12 +1218,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1232,4 +1231,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  #define USER_DESC_5 "Home & Info"
+  #define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/delta/generic/Configuration_adv.h b/Marlin/example_configurations/delta/generic/Configuration_adv.h
index 6f45736b6..a37cc5572 100644
--- a/Marlin/example_configurations/delta/generic/Configuration_adv.h
+++ b/Marlin/example_configurations/delta/generic/Configuration_adv.h
@@ -1216,12 +1216,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1230,4 +1229,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  #define USER_DESC_5 "Home & Info"
+  #define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h b/Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h
index 6f45736b6..a37cc5572 100644
--- a/Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h
+++ b/Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h
@@ -1216,12 +1216,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1230,4 +1229,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  #define USER_DESC_5 "Home & Info"
+  #define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/delta/kossel_pro/Configuration_adv.h b/Marlin/example_configurations/delta/kossel_pro/Configuration_adv.h
index 8f7ae5496..0e428fe65 100644
--- a/Marlin/example_configurations/delta/kossel_pro/Configuration_adv.h
+++ b/Marlin/example_configurations/delta/kossel_pro/Configuration_adv.h
@@ -1221,12 +1221,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1235,4 +1234,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  #define USER_DESC_5 "Home & Info"
+  #define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/delta/kossel_xl/Configuration_adv.h b/Marlin/example_configurations/delta/kossel_xl/Configuration_adv.h
index 779dbe9a9..99be30bf0 100644
--- a/Marlin/example_configurations/delta/kossel_xl/Configuration_adv.h
+++ b/Marlin/example_configurations/delta/kossel_xl/Configuration_adv.h
@@ -1216,12 +1216,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1230,4 +1229,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/gCreate_gMax1.5+/Configuration_adv.h b/Marlin/example_configurations/gCreate_gMax1.5+/Configuration_adv.h
index 71a3d90e0..c18723ee6 100644
--- a/Marlin/example_configurations/gCreate_gMax1.5+/Configuration_adv.h
+++ b/Marlin/example_configurations/gCreate_gMax1.5+/Configuration_adv.h
@@ -1223,12 +1223,11 @@
 #define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.5
 
@@ -1237,4 +1236,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/makibox/Configuration_adv.h b/Marlin/example_configurations/makibox/Configuration_adv.h
index 9aa560794..f667868f1 100644
--- a/Marlin/example_configurations/makibox/Configuration_adv.h
+++ b/Marlin/example_configurations/makibox/Configuration_adv.h
@@ -1214,12 +1214,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1228,4 +1227,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h b/Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h
index 660d479b5..3076378f9 100644
--- a/Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h
+++ b/Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h
@@ -1214,12 +1214,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1228,4 +1227,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/example_configurations/wt150/Configuration_adv.h b/Marlin/example_configurations/wt150/Configuration_adv.h
index bf586bdba..1c0a28083 100644
--- a/Marlin/example_configurations/wt150/Configuration_adv.h
+++ b/Marlin/example_configurations/wt150/Configuration_adv.h
@@ -1217,12 +1217,11 @@
 //#define NO_WORKSPACE_OFFSETS
 
 /**
- * This affects the way Marlin outputs blacks of spaces via serial connection by multiplying the number
- * of spaces to be output by the ratio set below.  This allows for better alignment of output for commands
- * like G29 O, which renders a mesh/grid.
+ * Set the number of proportional font spaces required to fill up a typical character space.
+ * This can help to better align the output of commands like `G29 O` Mesh Output.
  *
- * For clients that use a fixed-width font (like OctoPrint), leave this at 1.0; otherwise, adjust
- * accordingly for your client and font.
+ * For clients that use a fixed-width font (like OctoPrint), leave this set to 1.0.
+ * Otherwise, adjust according to your client and font.
  */
 #define PROPORTIONAL_FONT_RATIO 1.0
 
@@ -1231,4 +1230,27 @@
  */
 #define FASTER_GCODE_PARSER
 
+/**
+ * User-defined menu items that execute custom GCode
+ */
+//#define CUSTOM_USER_MENUS
+#if ENABLED(CUSTOM_USER_MENUS)
+  #define USER_SCRIPT_DONE "M117 User Script Done"
+
+  #define USER_DESC_1 "Home & UBL Info"
+  #define USER_GCODE_1 "G28\nG29 W"
+
+  #define USER_DESC_2 "Preheat for PLA"
+  #define USER_GCODE_2 "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+
+  #define USER_DESC_3 "Preheat for ABS"
+  #define USER_GCODE_3 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+
+  #define USER_DESC_4 "Heat Bed/Home/Level"
+  #define USER_GCODE_4 "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nG28\nG29"
+
+  //#define USER_DESC_5 "Home & Info"
+  //#define USER_GCODE_5 "G28\nM503"
+#endif
+
 #endif // CONFIGURATION_ADV_H
diff --git a/Marlin/language_en.h b/Marlin/language_en.h
index 8de63f436..3190a12a5 100644
--- a/Marlin/language_en.h
+++ b/Marlin/language_en.h
@@ -156,6 +156,9 @@
 #ifndef MSG_LEVEL_BED
   #define MSG_LEVEL_BED                       _UxGT("Level bed")
 #endif
+#ifndef MSG_USER_MENU
+  #define MSG_USER_MENU                       _UxGT("Custom Commands")
+#endif
 
 #if ENABLED(AUTO_BED_LEVELING_UBL)
   #ifndef MSG_UBL_UNHOMED
diff --git a/Marlin/ultralcd.cpp b/Marlin/ultralcd.cpp
index cd1701481..fb24ac3c2 100755
--- a/Marlin/ultralcd.cpp
+++ b/Marlin/ultralcd.cpp
@@ -789,6 +789,58 @@ void kill_screen(const char* lcd_msg) {
 
   #endif // HAS_DEBUG_MENU
 
+  #if ENABLED(CUSTOM_USER_MENUS)
+
+    #ifdef USER_SCRIPT_DONE
+      #define _DONE_SCRIPT "\n" USER_SCRIPT_DONE
+    #else
+      #define _DONE_SCRIPT ""
+    #endif
+
+    void _lcd_user_gcode(const char * const cmd) {
+      lcd_return_to_status();
+      enqueue_and_echo_commands_P(cmd);
+    }
+
+    #if defined(USER_DESC_1) && defined(USER_GCODE_1)
+      void lcd_user_gcode_1() { _lcd_user_gcode(PSTR(USER_GCODE_1 _DONE_SCRIPT)); }
+    #endif
+    #if defined(USER_DESC_2) && defined(USER_GCODE_2)
+      void lcd_user_gcode_2() { _lcd_user_gcode(PSTR(USER_GCODE_2 _DONE_SCRIPT)); }
+    #endif
+    #if defined(USER_DESC_3) && defined(USER_GCODE_3)
+      void lcd_user_gcode_3() { _lcd_user_gcode(PSTR(USER_GCODE_3 _DONE_SCRIPT)); }
+    #endif
+    #if defined(USER_DESC_4) && defined(USER_GCODE_4)
+      void lcd_user_gcode_4() { _lcd_user_gcode(PSTR(USER_GCODE_4 _DONE_SCRIPT)); }
+    #endif
+    #if defined(USER_DESC_5) && defined(USER_GCODE_5)
+      void lcd_user_gcode_5() { _lcd_user_gcode(PSTR(USER_GCODE_5 _DONE_SCRIPT)); }
+    #endif
+
+    void _lcd_user_menu() {
+      START_MENU();
+      MENU_BACK(MSG_MAIN);
+      #if defined(USER_DESC_1) && defined(USER_GCODE_1)
+        MENU_ITEM(function, USER_DESC_1, lcd_user_gcode_1);
+      #endif
+      #if defined(USER_DESC_2) && defined(USER_GCODE_2)
+        MENU_ITEM(function, USER_DESC_2, lcd_user_gcode_2);
+      #endif
+      #if defined(USER_DESC_3) && defined(USER_GCODE_3)
+        MENU_ITEM(function, USER_DESC_3, lcd_user_gcode_3);
+      #endif
+      #if defined(USER_DESC_4) && defined(USER_GCODE_4)
+        MENU_ITEM(function, USER_DESC_4, lcd_user_gcode_4);
+      #endif
+      #if defined(USER_DESC_5) && defined(USER_GCODE_5)
+        MENU_ITEM(function, USER_DESC_5, lcd_user_gcode_5);
+      #endif
+      END_MENU();
+    }
+
+  #endif
+
   /**
    *
    * "Main" menu
@@ -804,6 +856,10 @@ void kill_screen(const char* lcd_msg) {
     START_MENU();
     MENU_BACK(MSG_WATCH);
 
+    #if ENABLED(CUSTOM_USER_MENUS)
+      MENU_ITEM(submenu, MSG_USER_MENU, _lcd_user_menu);
+    #endif
+
     //
     // Debug Menu when certain options are enabled
     //