I modified a code I found on the Internet to delete Temp files. For some reason it won't change the directory in which it searches to the one the user specifies in the GUI. #include <GUIConstants.au3> Opt("GUIOnEventMode", 1) $mainwindow = GUICreate("BA-LETED", 300, 160) GUISetOnEvent($GUI_EVENT_CLOSE, "CLOSEClicked") GUISetState() $input = GUICtrlCreateInput("C:\", 10, 70, 180, 20) $begin = GUICtrlCreateButton("BA-LETE", 80, 20, 120) GUICtrlSetOnEvent($begin, "Begin") Dim $FolderN