Now don't ask me about the event "Global Const $EVENT_OPEN_DESKTOP_CHANGED = 0x0020". Found it by trial an error, otherwise it seems to be undocumented , hell, it could even mean something completely different ... #cs ---------------------------------------------------------------------------- AutoIt Version: 3.3.6.1 Author: KaFu Script Function: Use a WinEventHook to detect a Desktop Change #ce ---------------------------------------------------------------------------- Ho