Thunderbird Desktop
Version 128.9.0esr | Released April 1, 2025
Check out the notes below for this version of Thunderbird. As always, you’re encouraged to tell us what you think, ask for help, or file a bug in Bugzilla.
For help and a quick start on Thunderbird 128, see Thunderbird 128 Nebula FAQ
For more on all the new features in Thunderbird 128, see What’s New in Thunderbird 128.
System Requirements: Details
- Windows: Windows 10 or later
- Mac: macOS 10.15 or later
- Linux: GTK+ 3.14 or higher
What’s New
new
Thunderbird now has a notification system for real-time desktop alerts
What’s Fixed
fixed
Data corruption occurred when compacting IMAP Drafts folder after saving a message
fixed
Right-clicking "Decrypt and Save As..." on an attachment file failed.
fixed
Thunderbird could crash when importing mail
fixed
Sort indicators were missing on the calendar events list.
