Release post: https://mau.fi/blog/2026-04-mautrix-release/
- Added support for backfilling missed messages in marketplace chats.
- Added subspace for marketplace chats.
- Added support for more encrypted message types.
- Added support for changing Instagram group avatars from Matrix.
- Changed connection state caching to allow using cached state even if the bridge didn't exit cleanly.
- Fixed bridge getting stuck instead of reporting an error for certain sync errors returned by Facebook servers.
- Fixed various bugs with iOS Messenger login mode.
- Fixed sending GIFs to encrypted chats.
- Removed option to use encrypted chats on Instagram.