Beta Notes

Thunderbird Desktop

Version 125.0beta | Released March 19, 2024

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 125 beta 5 released April 8, 2024.

System Requirements: Details

  • Windows: Windows 10 or later
  • Mac: macOS 10.15 or later
  • Linux: GTK+ 3.14 or higher

What’s New

new

OpenPGP Key Manager can now create revocation statements for any secret key

new

"Archived-At" message header field is now displayed as a link, and Message Permalink option is now available in List-Id menu

new

Thunderbird now decodes messages nested in attachments even if "decodeSubMessages" preference is set to "true"

new

Threaded message views now include "New Message" count

new

Improved Cards View UI

What’s Fixed

fixed

IMAP, POP3, and SMTP Exchange autoconfiguration did not support autoconfiguration of encryption

fixed

Creating a tag in General Settings with a number as the tag name did not work

fixed

Password Manager did not remember the last selected item when changing sorting or showing/hiding passwords in unfiltered view

fixed

Entries removed from Password Manager left behind blank entries

fixed

Quick Filter button selections did not persist after restart

fixed

Messages moved to junk folder from message context menu were marked as read, regardless of whether "Mark messages determined to be junk as read" was checked/unchecked in settings

fixed

IMAP accounts with missing or incorrect OAuth credentials sometimes caused duplicate dialogs to appear, requesting a new OAuth token

fixed

Retrieving multiline POP3 message from server failed if message chunk ended in newline instead of carriage return and newline

fixed

Connection sometimes timed out when a large number of POP3 messages were left on server

fixed

Collapsing and expanding message list headers sometimes caused header to scroll out of view

fixed

Holding Shift key while selecting "Delete" from message context menu did not permanently delete message

fixed

Holding Shift and middle-clicking a message with "loadInBackground" preference set to "false" did not open new tab in background as expected

fixed

Single message with no children inside a parent thread sometimes displayed incorrectly as a thread with a duplicate of itself as its child

fixed

"Watch Thread" command was incorrectly available on multi-folder and search views

fixed

"Ignore Thread" did not work on multi-folder and search views

fixed

Tooltip did not appear when hovering over subject line of messages in Table View

fixed

Message compose window was not fully disabled while message was sending

fixed

Delivery Status Notification did not work when sending message using "Send Later"

fixed

Thunderbird did not remove temporary directory created from adding attachment to message via drag-and-drop

fixed

Creating a new key from the OpenPGP Key Manager erroneously displayed a "Go Back" button on the first page of the wizard

fixed

Thunderbird sometimes changed the subject of messages selected while simultaneously decrypting a large PGP-encrypted message

fixed

New posts retrieved from RSS feeds incorrectly played mail alert sound

fixed

Non-empty address book search bar interfered with displaying/editing contacts

fixed

Deleting attendees from "Invite Attendees" view removed attendees from view, but not from invite

fixed

"Close" button in Cookie Manager is now more discoverable on macOS

fixed

Date column of "Grouped By" message views now refreshes at midnight, preventing incorrect dates from being displayed

fixed

"Download and Sync Messages" dialog was too short when using Russian locale, obscuring OK button

fixed

Changing message view density did not behave as expected

fixed

Various visual improvements

Fixed in beta 3

What’s Fixed

fixed

SMTP messages using GSSAPI authentication failed to send

fixed

Hardware key multi-factor authentication did not in Thunderbird Flatpak

Fixed in beta 4

What’s Fixed

fixed

GPG smartcards did not work in Thunderbird for macOS

fixed

Status of IMAP message download progress was incorrect in some locales

Fixed in beta 5

What’s Fixed

fixed

Splitter arrow between task list and task description did not behave as expected

fixed

Dropmarker in Today Pane was not centered

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