You can use the font 'Marlett' to have the original characters. $hGUI = GUICreate("Test", 200, 150) $hCheck1 = GUICtrlCreateLabel("", 10, 10, 20, 20, 0x1201) GUICtrlSetFont(-1, 19, 400, 0, "Marlett") GUICtrlSetBkColor(-1, 0xFFFFFF) $hLbl1 = GUICtrlCreateLabel("A user-drawn checkbox", 35, 15, 200, 20) $hCheck2 = GUICtrlCreateLabel("", 10, 50, 25, 25, 0x1201) GUICtrlSetFont(-1, 24, 400, 0, "Marlett") GUICtrlSetBkColor(-1, 0xFFFFFF) $hLbl2 = GUICtrlCreateLabel("Another user-drawn checkbox", 4