Release Notes

Thunderbird Desktop

Version 45.3.0 | Released August 30, 2016

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

What’s Fixed

fixed

Disposition-Notification-To could not be used in mail.compose.other.header

fixed

"edit as new message" on a received message pre-filled the sender as the composing identity.

fixed

Certain messages caused corruption of the drafts summary database.

fixed

Various security fixes

Learn What’s Next

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