Naming of TV shows does not seem to affect the name inside plex

[JuiceWSA]

You seem to have skipped right over Clean Bundles.
It don’t work if you skip steps.

@DraconicWraith

Could there be hidden metadata or something in those files?

Yes - that’s why you should have done the LMA Hack:

Video File Naming

With LMA in priority, Embedded Titles within MP4/M4V files are preferred - even over a perfect file name. Local Media Assets should - AT ALL TIMES - remain enabled (unless specifically instructed to turn it off). Local Media Assets should be ‘Demoted’, to the bottom of the stack of active agents under ALL tabs in Shows and Movies, but should NOT be disabled. Local Media Assets is needed for many things - it doesn’t need to be given Tip-Top-Priority (as Plex has so hatefully placed it as it’s …