Fix empty Prepare menu
@ -1403,7 +1403,7 @@ KeepDrawing:
// Cooldown
//
bool has_heat = false;
HOTEND_LOOP() if (thermalManager.target_temperature[e]) { has_heat = true; break; }
HOTEND_LOOP() if (thermalManager.target_temperature[HOTEND_INDEX]) { has_heat = true; }
#if HAS_TEMP_BED
if (thermalManager.target_temperature_bed) has_heat = true;
#endif