https://www.reddit.com/r/jellyfin/comments/1s7fmjc/learned_my_lesson_to_backup_jellyfin_config_dir/

Always keep multiple snapshots of your significant/valuable data abiding the 3-2-1 backup rule preferably with multiple snapshot across a day if constantly updating, take my instance as a cautionary tale; hereby a way to always being able to rollback your data to a prior version when something goes wrong. #dev

Reddit

From the jellyfin community on Reddit

Explore this post and more from the jellyfin community