How to upgrade Jellyfin 12 with Docker and keep a way back

Jellyfin 12.0 came out on 8 September 2026 and rewrites the database on startup, so there is no way back without a backup. In Docker, the safe path is to stop the container, copy /config, remove third-party plugins, change the tag to 12.0, migrate and run a full library scan.

September 18, 2026 17 min 105

How to Install

How to install Jellyfin with Docker

Jellyfin is a GPL-2.0 media server that asks for no account and no subscription. You install it from the official compose file, which publishes port 8096 and mounts three separate volumes for configuration, cache and media. The stable release in August 2026 is 10.11.11, and hardware transcoding is included.

September 10, 2026 16 min 14