hi! You're try. Your password = 'AutoIt' If password ok. It's run Calculator program. #NoTrayIcon Opt("MustDeclareVars", 1) LoginPassword() Func LoginPassword() Local $VarWord, $RetWord, $Pass = 'AutoIt' While 1 $RetWord = InputBox("Password Confirm", "Enter:Your Password", Default, "*", 200, 100, 370, 300) Select Case @error ExitLoop Case $RetWord = '' MsgBox(0, "", "Please push password in to the inputbox.") Case $RetWord <> $Pass