19-07-2016 22:01
19-07-2016 22:14 - edited 19-07-2016 22:18
@Anonymous User
If you signed up and purchased your NowTV pass with your ITunes account on your ATV.
Are you trying to sign in with your Apple ID and password ?
Also if it's an ATV 4 perhaps trying deleting the NowTV app and then reinstall the NowTV app back again onto the ATV4.