Hi @Rudypsico,
Thanks for posting, and welcome to the Roku Community!
We appreciate you letting us know about the trouble you've encountered on Netflix with the UI-801 error code on your Hisense Roku TV.
We recommend checking for system updates in Settings > System > System update > Check now. For more information, please click on the FAQ link here: How to update the software on your Roku streaming device | Roku
To resolve any remaining concerns, kindly follow these instructions:
- Remove the Netflix channel from your Roku device.
- Restart your Roku player. You can do this by navigating to Settings > System > Power > System restart > Restart.
- Re-add the Netflix channel to your Roku device.
Please keep us posted on what you find out, and we'll continue assisting you from there.
All the best,
Chel
Jecheal R.
Roku Community Moderator