Lock on Title doesn't work

[JuiceWSA]

To expand a bit on @NewPlaza 's points:

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 …

What usually happens is after an edit and the next scan plex sees that embedded title doesn’t match, re-matches, and blows your edits. This can also be the result of horrible file naming and structuring, but for now we’ll blame LMA.