Jellyfin Server 12.0 RC5 has been released
RC5 has dropped!
Remember that this is a preview release intended for testing ahead of the final Jellyfin 12.0 release.
If you decide to upgrade, make sure to carefully read the release notes first for important details, migration notes, and known issues. As always, create a full backup before upgrading.
Jellyfin Server 12.0 RC5 (since v12.0-rc4)
- Degrade ForceKeepAlive logs to debug (#17528)
- Only treat series and seasons as resumable folders (#17523)
- Update github/codeql-action action to v4.37.6 (#17493)
- Update dependency SharpCompress to 0.50.4 (#17507)
- Keep folder extras with the item that owns the folder (#17524)
- Revert "Refresh Live TV channel icons on every guide update." (#17549)
- Fix PCM audio transcoding to wav returning HTTP 500 and headerless output (#17537)
- Improve People deduplication, fix search and restrict ItemByName responses (#17466)
- Parse ReplayGain album gain field (#17315)
- Fix concurrent ffmpeg segment racing (#17536)
- Switch SQLite connection Cache to Private (#17558)
- Speed up UpdateOrInsertItems for related information (#17554)
- Fix captured (and discarded) Execute exceptions (#17559)
- Fix disabled plugins being re-enabled on restart (#17521)
- Delete old related info in bulk as late as possible in UpdateOrInsertItems (#17555)
- Clear metadata provider cache when provider parts are registered (#17525)
- Fix by-name endpoints reporting TotalRecordCount=0 next to a populated Items array (#17541)
- fix(images): disambiguate progress overlay cache keys (#17492)
- Batch people lookups when building item DTOs (#17571)
- Add warning that PessimisticLockBehavior is unsafe (#17560)
- Cleanup and simplify query helpers (#17563)
- Stop image endpoints from upscaling beyond the source resolution (#17569)
- fix: correct IsAiring negation to exclude airing items (#17588)
- fix: bound remote provider pagination (#17590)
- Fix assemblies (#17582)
- Fix PersonTypes not applied when filtering by person (#17597)
- Batching MediaSourceCount into one call (#17576)
- Fix master build (#17599)
- Fix missing ItemRemoved events and search fallback after access filtering (#17579)
- Fix EF core designer drifts (#17570)
Full release notes: https://github.com/jellyfin/jellyfin/releases/tag/v12.0-rc5
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Jellyfin Web 12.0 RC5 (since v12.0-rc4)
- implement fade animations on BookOsd to match video player (#8302)
- Reduce calls to getApiClients (#8214)
- Fix native shell selectServer not used when signing out (#8314)
- Fix playbackstop listener leak on the movies page (#8282)
- Clear the query cache on server restart (#8327)
- Fix library layout issues on mobile (#8331)
- add security improvements to npmrc (#8329)
- Improve Upcoming view (#8086)
- Allow common link-protocol schemes in the login disclaimer (#7992)
- Added HlsAudioSeekStrategy option into Transcode settings (#7473)
- Update home-assistant.svg (#8093)
- Fix styling of focused+checked checkboxes in tv layout (#8336)
Full release notes: https://github.com/jellyfin/jellyfin-web/releases/tag/v12.0-rc5
Github links
- Jellyfin Server: https://github.com/jellyfin/jellyfin/releases/tag/v12.0-rc5
- Jellyfin Web: https://github.com/jellyfin/jellyfin-web/releases/tag/v12.0-rc5
Thanks to the Jellyfin team and everyone who contributed to making another release possible!
Posted Aug 11, 2026, 11:26 AM UTC
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