4K movies zoomed with Plex on Sony Bravia 4k tv

[FordGuy61]

Check the Display Mode. Make sure it is Letterbox.

I've somehow made my Plex videos play smaller than before

FireTV / AndroidTV / Android Mobile: During playback, pull up on-screen controls. Select three vertical dots on right edge of screen. Select Playback Settings. Scroll down to Display Mode. [1] [2] [3]