Release Notes

Thunderbird Desktop

Version 115.4.0 | Released October 24, 2023

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.

Thunderbird 115.4.0 is being pulled. Version 115.4.1 will replace it.

System Requirements: Details

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

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