diff --git a/Marlin/src/pins/pins_AZTEEG_X5_MINI_WIFI.h b/Marlin/src/pins/pins_AZTEEG_X5_MINI_WIFI.h
index 0b66e99916..45b6c8166f 100644
--- a/Marlin/src/pins/pins_AZTEEG_X5_MINI_WIFI.h
+++ b/Marlin/src/pins/pins_AZTEEG_X5_MINI_WIFI.h
@@ -165,7 +165,6 @@
 
     #if ENABLED(MINIPANEL)
       // GLCD features
-      //#define LCD_CONTRAST   190
       // Uncomment screen orientation
       //#define LCD_SCREEN_ROT_90
       //#define LCD_SCREEN_ROT_180
diff --git a/Marlin/src/pins/pins_BEAST.h b/Marlin/src/pins/pins_BEAST.h
index e01c7775a5..f52c68fb82 100644
--- a/Marlin/src/pins/pins_BEAST.h
+++ b/Marlin/src/pins/pins_BEAST.h
@@ -238,7 +238,6 @@
 
       #define KILL_PIN          64
       // GLCD features
-      //#define LCD_CONTRAST   190
       // Uncomment screen orientation
       //#define LCD_SCREEN_ROT_90
       //#define LCD_SCREEN_ROT_180
diff --git a/Marlin/src/pins/pins_CHITU3D.h b/Marlin/src/pins/pins_CHITU3D.h
index d6b9def951..b80a0aa264 100644
--- a/Marlin/src/pins/pins_CHITU3D.h
+++ b/Marlin/src/pins/pins_CHITU3D.h
@@ -236,7 +236,6 @@
 
       #define KILL_PIN          64
       // GLCD features
-      //#define LCD_CONTRAST   190
       // Uncomment screen orientation
       //#define LCD_SCREEN_ROT_90
       //#define LCD_SCREEN_ROT_180
diff --git a/Marlin/src/pins/pins_MEGACONTROLLER.h b/Marlin/src/pins/pins_MEGACONTROLLER.h
index 60c3e816ea..0899e65f25 100644
--- a/Marlin/src/pins/pins_MEGACONTROLLER.h
+++ b/Marlin/src/pins/pins_MEGACONTROLLER.h
@@ -144,7 +144,6 @@
 
   #define KILL_PIN         12
   // GLCD features
-  //#define LCD_CONTRAST 190
   // Uncomment screen orientation
   //#define LCD_SCREEN_ROT_90
   //#define LCD_SCREEN_ROT_180
diff --git a/Marlin/src/pins/pins_RAMPS.h b/Marlin/src/pins/pins_RAMPS.h
index d3009a2374..e35fc98797 100644
--- a/Marlin/src/pins/pins_RAMPS.h
+++ b/Marlin/src/pins/pins_RAMPS.h
@@ -502,7 +502,6 @@
       #define DOGLCD_CS         25
 
       // GLCD features
-      //#define LCD_CONTRAST   190
       // Uncomment screen orientation
       //#define LCD_SCREEN_ROT_90
       //#define LCD_SCREEN_ROT_180
@@ -529,7 +528,6 @@
       #define DOGLCD_CS         66
 
       // GLCD features
-      //#define LCD_CONTRAST   190
       // Uncomment screen orientation
       //#define LCD_SCREEN_ROT_90
       //#define LCD_SCREEN_ROT_180
diff --git a/Marlin/src/pins/pins_RAMPS_LINUX.h b/Marlin/src/pins/pins_RAMPS_LINUX.h
index 0c14bc713e..495412c7c2 100644
--- a/Marlin/src/pins/pins_RAMPS_LINUX.h
+++ b/Marlin/src/pins/pins_RAMPS_LINUX.h
@@ -490,7 +490,6 @@
       #define DOGLCD_CS         25
 
       // GLCD features
-      //#define LCD_CONTRAST   190
       // Uncomment screen orientation
       //#define LCD_SCREEN_ROT_90
       //#define LCD_SCREEN_ROT_180
@@ -517,7 +516,6 @@
       #define DOGLCD_CS         66
 
       // GLCD features
-      //#define LCD_CONTRAST   190
       // Uncomment screen orientation
       //#define LCD_SCREEN_ROT_90
       //#define LCD_SCREEN_ROT_180
diff --git a/Marlin/src/pins/pins_RAMPS_RE_ARM.h b/Marlin/src/pins/pins_RAMPS_RE_ARM.h
index a1e2c43d0a..85eb991a19 100644
--- a/Marlin/src/pins/pins_RAMPS_RE_ARM.h
+++ b/Marlin/src/pins/pins_RAMPS_RE_ARM.h
@@ -330,7 +330,6 @@
 
   #if ENABLED(MINIPANEL)
     // GLCD features
-    //#define LCD_CONTRAST   190
     // Uncomment screen orientation
     //#define LCD_SCREEN_ROT_90
     //#define LCD_SCREEN_ROT_180
diff --git a/Marlin/src/pins/pins_SANGUINOLOLU_11.h b/Marlin/src/pins/pins_SANGUINOLOLU_11.h
index f17c485cb6..60c29ffa95 100644
--- a/Marlin/src/pins/pins_SANGUINOLOLU_11.h
+++ b/Marlin/src/pins/pins_SANGUINOLOLU_11.h
@@ -179,7 +179,6 @@
     #else // DOGM SPI LCD Support
 
       #define DOGLCD_A0         30
-      #define LCD_CONTRAST       1
 
       #if ENABLED(MAKRPANEL)
 
diff --git a/Marlin/src/pins/pins_STM32F1R.h b/Marlin/src/pins/pins_STM32F1R.h
index 150332aa2d..9a5ceb4b95 100644
--- a/Marlin/src/pins/pins_STM32F1R.h
+++ b/Marlin/src/pins/pins_STM32F1R.h
@@ -216,7 +216,6 @@
 
       #define KILL_PIN          64
       // GLCD features
-      //#define LCD_CONTRAST   190
       // Uncomment screen orientation
       //#define LCD_SCREEN_ROT_90
       //#define LCD_SCREEN_ROT_180
diff --git a/Marlin/src/pins/pins_STM3R_MINI.h b/Marlin/src/pins/pins_STM3R_MINI.h
index e634e13538..cd322a90dd 100644
--- a/Marlin/src/pins/pins_STM3R_MINI.h
+++ b/Marlin/src/pins/pins_STM3R_MINI.h
@@ -232,7 +232,6 @@
 
       #define KILL_PIN          64
       // GLCD features
-      //#define LCD_CONTRAST   190
       // Uncomment screen orientation
       //#define LCD_SCREEN_ROT_90
       //#define LCD_SCREEN_ROT_180