Hi, Bdk1969
Thanks for posting, and welcome to the Roku Community.
We appreciate you for letting us know about the issue you have encountered with your Roku Ultra LT having a shadow line on your screen, and we'd like to take a closer look at this so we can assist you further. Can you please provide the following details below:
- When did you first notice the issue occur? Did the issue happen after an OS update?
- Is the issue happening on a specific channel or throughout the Roku platform?
In the meantime, we recommend performing a system restart by navigating to Settings > System > Power > System Restart to address the issue.
We hope to hear back from you regarding this matter.
Best wishes,
Kash