Thunderbird Release Notes

Version 38.3.0, first offered to channel users on September 29, 2015

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

    Saved files tab now implements Search field and Clear button.

  • fixed

    Chat entries are no longer sometimes lost in global database at shutdown.

  • fixed

    Checking for new messages correctly works after hibernation again

  • fixed

    Emails with long References headers are now decoded correctly

  • fixed

    When using the maildir storage format, the INBOX folder is no longer deleted

  • fixed

    Thunderbird no longer crashes when executing filter rules when using maildir

  • fixed

    Importing to the address book from CSV now works with international characters

  • fixed

    (Right-)Clicking on a newsgroup now allows directly composing a message again