You are viewing information archived from Mozilla.org on 2014-10-13.

ThunderbirdThunderbird Beta
Release Notes

v.12.0b1, released: March 15, 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
    Global Search results now include message extracts in the results
  • FIXED
    Various improvements to RSS feed subscription and general feed handling
  • DEVELPER
    Thunderbird now supports add-ons that provide different types of local mail storage

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)