Release Notes

Thunderbird Desktop

Version 102.1.0 | Released July 26, 2022

Check out the notes below for this version of Thunderbird. As always, you’re encouraged to tell us what you think, or file a bug in Bugzilla.

Thunderbird version 102.1.0 is only offered as direct download from and not as an upgrade from Thunderbird version 91 or earlier. A future release will provide updates from earlier versions.

System Requirements: Details

  • Windows: Windows 7 or later
  • Mac: macOS 10.12 or later
  • Linux: GTK+ 3.14 or higher

What’s Fixed


Activity Manager did not display POP message downloads


Mail Folder Properties dialog was not sized correctly, cutting off contents


Expired news messages did not display an error


Calendar Column Picker closed prematurely after selecting/deselecting a single column


Various UI improvements


Various security fixes

Learn What’s Next

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