Download, install and migration

Thunderbird versions and languages

  • FAQ Thunderbird and Windows 7 This page has answers to frequently asked questions regarding Thunderbird and Windows 7.
  • New in Thunderbird 24 This article describes the major changes in Thunderbird version 24. For a complete list of bugs that have been resolved in the release, refer to the [ complete Thunderbird 24 fixed bugs list].
  • New in Thunderbird This article lists all the new features included in each Thunderbird release.
  • Build number not displayed Normally when you invoke '''Help | About''' (Windows) or '''Thunderbird | About Thunderbird''' (Mac), information about the current version and build is displayed. However, if you have installed the [ Mnenhy] add-on, the correct build text may not be displayed.