The Mozilla Foundation has released a third update to version 102.0 of Thunderbird. Thunderbird is an open source email and newsgroup client, with features such as support for multiple mail and news accounts, a spam filter, spell checker, and a customizable appearance. In version 102, which is currently not yet offered as an automatic update from version 91.x, the user interface and address book have been refreshed, importing and exporting user accounts has been made easier and the Matrix chat protocol has been added. The following changes and improvements have also been made in this update:
changes
- Support for Google Talk chat accounts removed
fixes
- Thunderbird could crash on startup on Windows 11
- After compacting folders, new downloaded messages were inaccessible
- Marking a message as a Favorite (starred) did not update the thread pane when using Unified Folders
- Compose window failed to populate some fields when S/MIME was configured
- Non-text attachments has an incorrect “charset=windows-1250” mime header
- Messages sent as attachments incorrectly had an “X-Mozilla-Cloud-Part” header
- Improved Address Book import/export support in Profile Importer
- IMAP stability improvements
- Offline cache was unavailable for NNTP accounts
- Signing S/MIME messages failed
- Various UI improvements
| Version number | 102.0.3 |
| Release status | Final |
| Operating systems | Windows 7, Linux, macOS, Windows 8, Windows 10, Windows 11 |
| Website | Mozilla Foundation |
| Download | |
| License type | Prerequisites (GNU/BSD/etc.) |