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ThunderbirdThunderbird
Release Notes

v.11.0, released: March 13, 2012

Check out what’s new and known issues for this version of Thunderbird below. As always, you’re encouraged to tell us what you think, or file a bug in Bugzilla.

If interested, please see the complete list of changes in this release.

What’s New

  • NEW
    New user interface with Tabs above the main menu bar to facilitate navigation and make it more contextual
  • FIXED
    Various security fixes
  • FIXED
    Thunderbird notifications may not work properly with Growl 1.3 or later (691662)
  • FIXED
    Fixes a crash seen during importing of Microsoft Outlook profiles (723105)

Known Issues

  • Unresolved
    If you are unable to view content for your RSS feeds in the Wide View Layout, you may need to disable the Lightning Calendar add-on if you have it installed or switch to Classic View and restart Thunderbird. (see 531397)