Then the file doesn’t have any embedded metadata anymore.
And you can see that my script worked, since the audio track is nor properly flagged as English.
It is time for extreme measures:
empty the cache folders of the agents
https://support.plex.tv/articles/202967376-clearing-plugin-channel-agent-http-caches/
Sorry, I cannot tell you exactly where to look for it on a Terramaster NAS. But it should be somewhere below of
/home/plex/Library/Application Support/Plex Media Server
Perform the Plex Dance with the whole show.
