My Xfinity Flex is displaying a black screen, what should I do now to fix this black screen on my Xfinity Flex.
let me know, if there's any fixes to get this resolved.
Welcome to the Roku Community!
For this issue, we recommend contacting Xfinity Flex directly to follow up for more help. They’ll be able to best assist with any issues and functionality inquiries.
If you have any other questions or concerns, please let us know.Best regards,Mary
Try contacting the Xfinity customer care support, or if you want to give it a try then, here are some troubleshooting ways that might help you out. Check this - Xfinity Flex Black screen