Thunderbird Desktop
Version 68.0beta | Released June 14, 2019
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 release notes apply to Thunderbird version 68 beta 5 released July 18th, 2019.
What’s New
new
File link attachments can now be linked to again instead of uploading them again
new
Added a policy engine that allows customized Thunderbird deployments in enterprise environments, using Windows Group Policy or a cross-platform JSON file
new
TCP keepalive for IMAP protocol
What’s Changed
changed
Add-on support: Restartless add-ons and non-restartless legacy add-ons using XUL overlays are only supported if add-on authors have adapted them
changed
Theme support: Thunderbird no longer supports so-called lightweight themes. Therefore none of the themes offered at addons.thunderbird.net currently work. Lightweight themes will be converted to WebExtension themes, but this conversion has NOT happened yet. It has happened at addons.mozilla.org. Workaround: Manually install from addons.mozilla.org by dragging the link or .xpi file into the Add-ons Manager.
changed
Application menu aka "Hamburger menu"
changed
UI improvements for external attachments
changed
Improvements to scam warnings
changed
Various UI improvements. Many changes affecting UI, and so problems are expected. Please file bug reports at bugzilla.mozilla.org.
What’s Fixed
fixed
Malfunction when deleting a message opened in a tab or stand-alone window
fixed
Blank new mail notification under some circumstances
fixed
Spellcheck marks disappeared erroneously for words with an apostrophe
Changed and Fixed in Beta 2
What’s Changed
What’s Fixed
fixed
SMTP password wasn't removed when account was deleted or server or user name were changed
fixed
Calendar: Multiple connections with different users to the same CalDAV server not working
fixed
Chat: Context (right-click) menu and spelling. In each conversation an individual spellcheck language can be selected now.
New, Changed and Fixed in Beta 3
What’s New
new
OAuth2 authentication for Yandex
What’s Changed
changed
Auto-compact threshold increased from 20 MB to 200 MB
What’s Fixed
fixed
Customising From address broke saving draft and sending message
fixed
Chat: Status selector not working
Changed and Fixed in Beta 4
What’s Changed
changed
Thunderbird 68 beta may display a message "You have launched an older version of Thunderbird" and will not allow opening a specific profile. Workaround: start with option --allow-downgrade.
What’s Fixed
fixed
Find toolbar not fully working
fixed
Display of external or detached attachments not correct in message preview
fixed
Chat: Ctrl+D and Ctrl+U not working to switch between conversations
fixed
Calendar: Many fixes in Lightning, but note the first unresolved item
Fixed in Beta 5
What’s Fixed
fixed
Ignore (Sub)Thread not working
fixed
Some search engines not working
fixed
Global indexer causing high CPU loads under some circumstances
fixed
Many fixes of UX/UI glitches
fixed
Calendar: Mailing lists not expanding when added as invitees. Note the first unresolved item.
Known Issues
unresolved
Calendar: Lightning not updating to corresponding beta 5 version. Workaround: Set preference extensions.lastAppVersion to a value of 67.0 to force a refresh. Check version number in the Add-on Manager afterwards.
unresolved
Thunderbird 68 beta may not recognise an existing profile. Workaround: start with the profile manager option -p.
unresolved
The spellchecker may mark words preceding a single quote as misspelled
unresolved
Due to changes in the Mozilla platform profiles stored on Windows network shares addressed via drive letters are now addressed via UNC
unresolved
Calendar: A localized version of Provider for Google Calendar not available at addons.thunderbird.net or the Mozilla FTP server. A US-English version can be downloaded here. The XPI file needs to be installed manually in Thunderbird.
unresolved
Chat: Twitter not working due to API changes at Twitter.com
