Two UDF's _GuiEditSetToolTip() and _GUICtrlEdit_SetCueBanner() Subclass an Edit control and intercept keyboard or clipboard paste events for blocking, filtering or processing. Directly control internal tooltips of edit controls for custom messages in language of your choice triggered by keyboard or clipboard paste events. Add cue banners to GUICtrlCreateInput() or _GUICtrlEdit_Create() (without multiline style) Convert the 'numbers only' tooltip error message of GUICtrlCreateInput() or GUICtrl