diff --git a/scripts/menu/KE/customize_menu_KE.sh b/scripts/menu/KE/customize_menu_KE.sh
index e924ede..0dd910d 100755
--- a/scripts/menu/KE/customize_menu_KE.sh
+++ b/scripts/menu/KE/customize_menu_KE.sh
@@ -44,7 +44,7 @@ function customize_menu_ke() {
       2)
         if [ -f "$CREALITY_WEB_FILE" ]; then
           error_msg "Creality Web Interface is already present!"
-        elif [ ! "$INITD_FOLDER"/S99start_app ]: then
+        elif [ ! -f "$INITD_FOLDER"/S99start_app ]: then
           error_msg "Guppy Screen need to be removed first to restore Creality Web Interface!"
         else
           run "restore_creality_web_interface" "customize_menu_ui_ke"
diff --git a/scripts/menu/customize_menu.sh b/scripts/menu/customize_menu.sh
index cd90307..bbf7fff 100755
--- a/scripts/menu/customize_menu.sh
+++ b/scripts/menu/customize_menu.sh
@@ -63,7 +63,7 @@ function customize_menu() {
       4)
         if [ -f "$CREALITY_WEB_FILE" ]; then
           error_msg "Creality Web Interface is already present!"
-        elif [ ! "$INITD_FOLDER"/S99start_app ]: then
+        elif [ ! -f "$INITD_FOLDER"/S99start_app ]: then
           error_msg "Guppy Screen need to be removed first to restore Creality Web Interface!"
         else
           run "restore_creality_web_interface" "customize_menu_ui"