Confirm that the screen resolution is correctly added in the Admin Console.
Double-check the exact resolution of the screen. Even a 1-pixel mismatch can cause slides to appear incorrectly.
Ensure the content orientation (Portrait/Landscape) matches your screen setup.
For LG screens: Turn Tile Mode off
(This option is accessible via the LG remote).
Confirm that the correct video is added to the playlist.
In the slide settings, make sure the Resize Video option is configured correctly.