Thunderbird Desktop
Version 138.0.1 | Released May 13, 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.
System Requirements: Details
- Windows: Windows 10 or later
- Mac: macOS 10.15 or later
- Linux: GTK+ 3.14 or higher
What’s Fixed
fixed
Thunderbird could crash when importing Outlook messages
fixed
Messages were permanently deleted if Trash folder had non-ASCII Unicode characters
fixed
Visual and UX improvements
fixed
Known Issues
unresolved
Messages cannot not be viewed if the profile uses a UNC path
