Plex in Music Libraries in 2023... updates?

Of course there is. Just switch the library view to Artists.

It is best to stick to

  1. the folder structure shown here: https://support.plex.tv/articles/200265296-adding-music-media-from-folders/
  2. put complete metadata in your files. Of particular importance are the AlbumArtist tags.

I’ve written the same stuff so many times that I’ll only put some links in here: