Hey, I just had the issue going on with Amazon Prime Video. I switched the display settings for the time being to 4k 60fps (no hdr) instead of the automatic setting and it worked for the time being. Hope that helps, until the issue is resolved on Roku's end.
Hi @MA10910,
Greetings and welcome to the Roku Community.
We appreciate you for sharing this information with us and for providing a workaround for this issue. May we know if this issue is happening only with Amazon Prime Video?
Additionally, we recommend observing the issue for the time being if it will re-occur in the future, as we'll take a closer look and observe this issue.
Once again, we appreciate you taking the time to post.
Wishing you the best,
Kash