Factory reset the TV.
Home button 5 times
Fast forward button 3 times
Rewind button twice
If that doesn't work settings > system > advanced system settings > factory reset
Try unplugging the tv and plugging back in that worked for me
Try unplugging your tv and plugging back in. That worked for me. I have an Xbox s and ps5 it did the same thing on a Hisense Roku tv
Restarting Roku tv worked perfectly. Both XBox consoles stopped working today. Worked yesterday.
Thank you for sharing your post in the Roku Community!
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cheers,
Arjiemar