Release Notes

Thunderbird Desktop

Version 60.9.0 | Released September 6, 2019

Check out the notes below for this version of Thunderbird. As always, you’re encouraged to tell us what you think, or file a bug in Bugzilla.

If you have installed Lightning, Thunderbird's Calendar add-on, it will automatically be updated to match the new version of Thunderbird. Refer to this Calendar troubleshooting article in case of problems.

System Requirements: • Window: Windows 7, Windows Server 2008 R2 or later • Mac: Mac OS X 10.9 or later • Linux: GTK+ 3.4 or higher. Details here.

Please refer to Release Notes for version 60.0 to see the list of improvements and fixed issues.

What’s New

new

Offer to configure Exchange accounts for Office365. A third-party add-on is required for this account type. IMAP still exists as alternative.

What’s Fixed

fixed

Various security fixes

Known Issues

unresolved

Due to changes in the Mozilla platform profiles stored on Windows network shares addressed via drive letters are now addressed via UNC

unresolved

Chat: Twitter not working due to API changes at Twitter.com

Learn What’s Next

Thunderbird keeps getting better. Subscribe to our newsletter and follow us on social media to stay informed.