diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index 6363b79360..480520e28e 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -3048,6 +3048,8 @@
 //#define DGUS_LCD_UI ORIGIN
 #if DGUS_UI_IS(MKS)
   #define USE_MKS_GREEN_UI
+#elif DGUS_UI_IS(IA_CREALITY)
+  //#define LCD_SCREEN_ROTATE 90 // Portrait Mode or 800x480 displays
 #endif
 
 //
diff --git a/Marlin/src/lcd/extui/ia_creality/creality_extui.cpp b/Marlin/src/lcd/extui/ia_creality/creality_extui.cpp
index 0275902557..fed5fc7165 100644
--- a/Marlin/src/lcd/extui/ia_creality/creality_extui.cpp
+++ b/Marlin/src/lcd/extui/ia_creality/creality_extui.cpp
@@ -1682,8 +1682,10 @@ namespace ExtUI {
                            | (Settings.display_sound         ? _BV(3) : 0)  // 3: audio
                            | (Settings.display_standby       ? _BV(2) : 0)  // 2: backlight on standby
                            | (Settings.screen_rotation == 10 ? _BV(1) : 0)  // 1 & 0: Inversion
-                           #if EITHER(MachineCR10Smart, MachineCR10SmartPro)
+                           #if LCD_SCREEN_ROTATE == 90
                              | _BV(0) // Portrait Mode or 800x480 display has 0 point rotated 90deg from 480x272 display
+                           #elif LCD_SCREEN_ROTATE
+                             #error "Only 90° rotation is supported for the selected LCD."
                            #endif
                            ;
 
diff --git a/buildroot/tests/FYSETC_F6 b/buildroot/tests/FYSETC_F6
index 5129ff9807..d970a23590 100755
--- a/buildroot/tests/FYSETC_F6
+++ b/buildroot/tests/FYSETC_F6
@@ -13,6 +13,14 @@ restore_configs
 opt_set MOTHERBOARD BOARD_FYSETC_F6_13 LCD_SERIAL_PORT 1 DGUS_LCD_UI FYSETC
 exec_test $1 $2 "FYSETC F6 1.3 with DGUS (FYSETC)" "$3"
 
+#
+# Test IA_CREALITY
+#
+restore_configs
+opt_set MOTHERBOARD BOARD_FYSETC_F6_13 LCD_SERIAL_PORT 1 DGUS_LCD_UI IA_CREALITY LCD_SCREEN_ROTATE 90
+opt_enable ADVANCED_PAUSE_FEATURE LCD_BED_TRAMMING CLASSIC_JERK BABYSTEPPING AUTO_BED_LEVELING_BILINEAR NOZZLE_PARK_FEATURE PROBE_MANUALLY
+exec_test $1 $2 "FYSETC F6 1.3 with DGUS (IA_CREALITY)" "$3"
+
 #
 # Delta Config (generic) + UBL + ALLEN_KEY + EEPROM_SETTINGS + OLED_PANEL_TINYBOY2
 #