<p>The BT Sport app closed on 12th October and has been replaced by discovery+. <a href="https://community.bt.com/t5/TNT-Sports-on-TV-Online-player/The-BT-Sport-app-is-closing-on-12th-October/td-p/2312034">Find out more about activating TNT Sports on the discovery+ app</a>.
Thanks for your post and welcome back! I have moved your post to start your own thread discussion as they thread you had posted on has already been marked as solved.
I am sorry for the error message you're seeing when trying to watch your extra channels. I appreciate the time you have taken on the phone with my colleagues today. We'll be happy to pick up and give you a hand from here. I have sent you a private message with instructions on how you can send us over your details and we'll look into this for you. See: Private messages