Release Notes

Thunderbird Desktop

Version 102.7.1 | Released February 1, 2023

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.

For more on all the new features in Thunderbird 102, see What’s New in Thunderbird 102.

System Requirements: Details

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

What’s Fixed


Microsoft Office 365 accounts were unable to authenticate


Switching identities caused remote images in HTML signatures to not be shown


Thunderbird failed to import vCards that contained "\r\r\n" line endings


Contribution button for add-ons opened Contribution page in a Thunderbird tab, instead of the external browser


XMPP did not respond to unrecognized IQ queries, causing some servers to close the connection


Window titlebar buttons (minimize/maximize/close) were not displayed in Windows 10 "Dark" color mode


Various security fixes

Learn What’s Next

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