Release post: https://mau.fi/blog/2026-09-mautrix-release/
- Bumped minimum Go version to 1.26.
- Added deduplication to reuse rooms when the internal conversation ID of a direct chat changes.
- Added more automatic resyncing if the connection appears stalled.
- Added handling for the push throttle state that the mobile app goes into in some cases.
- Added retrying for acknowledging incoming messages to ensure the connection doesn't get stuck due to failed acks.
- Refactored phone pinging.
- Changed media downloads to stream large files via the disk instead of storing in memory.
- Changed chat sync to not bridge empty DMs with no other members.
- Fixed lack of error notice if the phone doesn't respond when the bridge is restarted.