Hi @Willy829,
Thanks for letting us know about this issue.
We understand the issue you're having with the display. We'll do our best to help.
Kindly try to perform a system reboot on your device by going to Settings> System > Power (skip if the option is unavailable) > System Restart.
We hope this helps. If the issue persists after doing so, please inform us so we can continue assisting.
Regards,
Janadee
Nadee K.
Roku Community Moderator