Hi Dave. Welcome to justanswer.
Is your wifi network being shown as Saved/Secured ? If yes, tap forget network and scan again. Enter the password ***** reply what error do you get.
Reply for further assistance.
Is id being shown in the available network's list?
So when you enter the password, do you get any authentication error?
CLICK HERE and then press I agree. A file will get downloaded. Open that file to start remote desktop assistance.