How to put my own "poster art" into various media?

[OttoKerner]

A Plex music library doesn’t support arbitrary folder structures.
There are only
Artists / Albums / Tracks
as structural elements.

Here are the locations and file names for local artist and album art:

Music Album artwork

Little tip: If you have lots of bootlegs etc. you want to bring your embedded metatags into order first. Then you need to have the Local Media Assets agent in top position. I wouldn’t trust last.fm to fetch correct info about bootlegs and special editions of albums, like those recent expanded re-releases of Zappa albums. Put as much info into the meta tags as possible. Put a cover art inside the album folder and you should be good. Makes sure to set at least ‘AlbumArtist’ and ‘AlbumTitle’ to…