I want to click the "Yes" button of IE Dialog box with below script but fail. Please help #include "dbug.au3" #include <IE.au3> Global $oIE, $oPopup $oPopup = _IEAttach ("[CLASS:Internet Explorer_Server; INSTANCE:1]", "dialogbox") _IEAction ( $oPopup, "click" ) _IELoadWait ($oPopup) >>>> Window <<<< Title: Information -- Web Page Dialog Class: Internet Explorer_TridentDlgFrame Position: 29, 164 Size: 850, 190 Style: 0x96C80000 ExStyle: 0x00