Thunderbird Beta Notes

Version 71.0beta, first offered to channel users on October 26, 2019

Check out "What’s New" and "Known Issues" for this version of Thunderbird below. As always, you’re encouraged to tell us what you think, or file a bug in Bugzilla. If interested, please see the complete list of changes in this release.

These release notes apply to Thunderbird version 71 beta 3 released November 15th, 2019.

What’s New

  • new

    Message display toolbar action WebExtension API

  • changed

    Improved "Recent" folder list for "Move to" and "Copy to" in message context menu

  • changed

    Address books are now stored as SQLite databases. Existing address books in MAB format (using a Mork database) will be converted.

  • changed

    Choosing a language for the user interface (multilingual UI) is now enabled (but ATN doesn't supply language packs for beta versions)

  • changed

    Calendar storage access is now asynchronous to improve performance

  • fixed

    Application windows not maintaining their size after restart

  • fixed

    Selected or unread messages not shown in the correct color in the thread pane (message list) under some circumstances

  • fixed

    Issues when upgrading from a 32bit version of Thunderbird to a 64bit version. Note: If your profile is still not recognised, selected it by visiting about:profiles in the Troubleshooting Information.

  • fixed

    When using a language pack, names of standard folders aren't localized

Fixed in Beta 2

  • fixed

    Problem with Google authentication (OAuth2)

  • fixed

    Incorrect background color for summary view in dark theme with dark system theme

  • fixed

    Mail account setup dialog resizing unexpectedly

  • fixed

    Various visual glitches: Conditions in filter editor not high enough, folder location widget not showing folder name, global POP inbox not showing folder name, problem with menubar customization

  • fixed

    Chat: Nickname not highlighted and textual smilies not replaced with emoticons

  • fixed

    Chat: When creating a chat account, some properties, like the password, not saved properly

  • fixed

    Chat: Extended context menu on Instant messaging status dialog (Show Accounts)

  • fixed

    Calendar: Various glitches: Drag and drop of events, multiple identical notifications, toggles in Today Pane, agenda items not styled properly

New, Changed and Fixed in Beta 3

  • new

    Navigation buttons are now available in content tabs, for example those opened via an add-on search

  • changed

    During email account setup the "Configure manually" button is now available immediately

  • changed

    Address book column picker stays open for selecting multiple columns until user clicks outside or hits escape

  • fixed

    Icons of attachments in the attachment pane of the Write window not always correct

  • fixed

    Contact age calculation in address book not correct

  • fixed

    Toolbar buttons of add-ons in the menubar not shown after startup

  • fixed

    LDAP lookup not working when SSL was enabled. LDAP search not working when "All Address Books" was selected.

  • fixed

    Chat: Unable to send messages using XMPP

  • fixed

    Chat: Account reordering via drag-and-drop not working on Instant messaging status dialog (Show Accounts)

Known Issues

  • unresolved

    Calendar: Lightning not updating to corresponding 71.0b3 version. Workaround: Set preference extensions.lastAppVersion to a value of 70.0 to force a refresh. Check version number in the Add-on Manager afterwards.

  • unresolved

    Opening the properties of a folder may hang on Mac

  • unresolved

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