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Thunderbird is an open source project, which means anyone can contribute ideas, designs, code, and time helping fellow users.
Join UsVersion 99.0beta, first offered to channel users on March 10, 2022
Icons now displayed on recurring events and modified events within a recurring series
Javascript Ical parser (ical.js) enabled by default
Javascript POP implementation enabled by default
Invitations to IRC and XMPP chat rooms will now prompt the user if they would like to join
Focus jumped in compose window when closing the contacts sidebar
"Save-As" attachment dialog did not have filename pre-populated
Window and tab states were not properly saved at shutdown
Default actions for "Enter" and "Esc" keys were not triggered in contact dialog
Context menus of Address Book were not keyboard accessible
Some context menus opened on screen top-left
OpenPGP ECC keys created by Thunderbird could not be imported into GnuPG
Exportinng multiple public PGP keys from Thunderbird was not possible
Improved error reporting for external GnuPG configurations
Replying to a newsgroup message erroneously displayed a "No-reply" popup warning
Various issues with Filelink attachments
CalDAV calendars were marked read-only on startup
Some labels in Calendar were displayed in multiple languages
Possible to create annual recurring events with invalid dates
Event invitation links improvements
Category and calendar colors were missing in event dialog
Google accounts using password authentication will be migrated to OAuth2. See Google support.
POP USERPASS authentication did not work for some configuration scenarios
POP activity was not reflected in the status bar
CLIENTID extension to SMTP was not supported by smtp-js
News messages could not be read after restoring connectivity to a failed NNTP server
Email notification were not read by screen readers
Updates to event invitations could not be accepted