Hi @jennbabb,
Thanks for joining us here in the Roku Community!
We understand, and we appreciate the attempts to resolve this issue with your TV.
In this case, we would recommend to get in contact with the TV manufacturer for further assistance about this. Each Roku TV manufacturer provides direct support and warranty services for their products running the Roku OS.
You can contact Hisense Support here: ContactUs or at 1-888-935-8880.
Thanks,
Rey
ERey.
Roku Community Moderator