diff --git a/lib/FT18_STW_DISPLAY/FT18_STW_DISPLAY.cpp b/lib/FT18_STW_DISPLAY/FT18_STW_DISPLAY.cpp
index 47c587e..0f38e00 100644
--- a/lib/FT18_STW_DISPLAY/FT18_STW_DISPLAY.cpp
+++ b/lib/FT18_STW_DISPLAY/FT18_STW_DISPLAY.cpp
@@ -237,12 +237,6 @@ void update_display() {
     cleared = true;
   }
 
-  if (now - last_cleared >= DISP_CLEAR_INTERVAL) {
-    tft.clear();
-    last_cleared = now;
-    cleared = true;
-  }
-
   if (page == PAGE_DRIVER) {
     if (cleared) {
       redraw_page_driver();
diff --git a/lib/FT18_STW_DISPLAY/FT18_STW_DISPLAY.h b/lib/FT18_STW_DISPLAY/FT18_STW_DISPLAY.h
index 6cc8666..5f7d4df 100644
--- a/lib/FT18_STW_DISPLAY/FT18_STW_DISPLAY.h
+++ b/lib/FT18_STW_DISPLAY/FT18_STW_DISPLAY.h
@@ -50,8 +50,6 @@ enum Value {
 String get_value(Value val);
 String get_label(Value val);
 
-#define DISP_CLEAR_INTERVAL 5000 // ms
-
 void init_display(void);
 void update_display(void);
 void display_trc(void);