I can't speak for Jellyfin, as I currently use Plex. But it truly has been "set it and forget it" for me. I've never had an update break things, it just does it

I can't speak for Jellyfin, as I currently use Plex. But it truly has been "set it and forget it" for me. I've never had an update break things, it just does its job and does it well.