The full changelogs are in the GitHub releases for the server repository (https://github.com/jellyfin/jellyfin/releases/tag/v12.0) and the web repository (https://github.com/jellyfin/jellyfin-web/releases/tag/v12.0).

Discuss further on our forums: https://forum.jellyfin.org/t-new-jellyfin-server-web-release-12-0

New Jellyfin release: 12.0!

We are pleased to announce the latest stable release of Jellyfin, version 12.0! This major release brings many new features, improvements, and bugfixes to improve your Jellyfin experience. As always, please ensure you take a full backup before upgrading!

You can find all the details in our blog post on the release (https://jellyfin.org/posts/jellyfin-release-12.0). And please please please read the blog post!