Hi @CaitBA,
Welcome to the Roku Community!
We get that you are having an unfamiliar display on your ONN Roku TV. We would be glad to assist you with this issue.
Can you please share a photo of your ONN Roku TV screen displaying the upside-down red 1R? This will help us to look closely into this issue. You may refer to this link: How do I insert an image in a post?
Thanks,
Riamie
Riamie D.
Roku Community Moderator