Beta Notes

Thunderbird Desktop

Version 109.0beta | Released December 14, 2022

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.

These notes apply to Thunderbird version 109 beta 4 released January 9, 2023.

System Requirements: Details

  • Windows: Windows 7 or later
  • Mac: macOS 10.12 or later
  • Linux: GTK+ 3.14 or higher

What’s New

new

Thunderbird now supports OAuth2 for Fastmail

new

Thunderbird now supports HKP keyservers that return one key per email address

new

The Troubleshooting Information page now displays version of the OpenPGP backend library used by Thunderbird.

new

Added option to build RNP library with OpenSSL backend (use "--with-librnp-backend=openssl" configure option)

What’s Fixed

fixed

Having too many folders open at startup caused loss of MSF files

fixed

Going offline closed connection to POP3 server before processing QUIT command, causing locally-synced messages to also remain on the server

fixed

Copying an email from one local folder to another local folder sometimes caused "Another Operation is using the folder" error on Windows 7

fixed

Email address pill allowed for incorrectly formatted email addresses

fixed

Remote content did not load in user-defined signatures

fixed

Some emojis displayed incorrectly when added to a message; added angry face emoji

fixed

S/MIME certificate verification was prohibitively slow

fixed

OpenPGP key import failed for key blocks with comments that contain Unicode characters

fixed

Search on Server only returned results for articles on the server that had already been downloaded

fixed

Identity dialog was blank on some smaller screens

fixed

Thunderbird failed to import vCards that contained "\r\r\n" line endings

fixed

CardDAV discovery now uses preset location if MX records point to Google

Start page displayed in default web browser instead of in a Thunderbird tab

What’s Fixed

Fixed in beta 2

What’s New

new

Thunderbird can now upload OpenPGP public keys to VKS and HKP keyservers

What’s Fixed

fixed

Events and vCards containing Unicode characters became garbled when synced with server

fixed

Contribution button for add-ons opened Contribution page in a Thunderbird tab, instead of the external browser

fixed

Visual improvements

Fixed in beta 3

What’s Fixed

fixed

Fix for top Windows crash bug applied

Fixed in beta 4

What’s Fixed

fixed

XMPP did not respond to unrecognized IQ queries, causing some servers to close the connection

fixed

On Mac, deleting events from Today Pane with "Backspace" key deleted selected messages instead

fixed

Various crash fixes

Learn What’s Next

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