@sandrakpres58
Have you tried seeing if you can reset your picture/video from within your TV settings (not Roku settings).
Any chance the aspect ratio or a zoom got toggled on accidently from within your TV remote?
Roku Community Streaming Expert
Just another Roku user... I am not a Roku employee.
Insignia RokuTV, Ultra 4660, Premiere+ 3921, Express 4k+ 3941, Streambar 9102