Hi @MaryGeest1964,
Thanks for posting, and welcome to the Roku Community!
We're sorry to hear about the issue you've encountered with your Roku TV. Please try to restart your Roku TV by going to settings, system, power, and system restart (if you do not see the Power submenu, skip to the next step).
If the problem still persists, please keep us posted, and we'll continue to assist you from there.
We hope this helps.
All the best,
Chel
Jecheal R.
Roku Community Moderator