- In Plex Web… check
Settings > Web Client > General > Play Theme Music - In Plex for iOS… check
Settings > User Experience > Theme Music > Volume - In Plex for Apple TV (tvOS)… check
Settings > Theme Music
Just tested it on all 3 versions. It appears not to be working on iOS (#2); via Plex Web and on Apple TV it’s working as expected.
Thanks for letting us know.