Thunderbird 115.4/115.4.1

[German]The developers of Thunderbird have released another update of the email client to version 115.4 on October 24, 2023 (thanks to reader for the tip). It is an update, which is supposed to fix some bugs, as well as contains some new features. A short time later the fixed security fixes were released as 115.4.1.

Thunderbird 115.4/.1

According to the release notes, the update to version 115.4 brings the following new features:

• Added account context menu to the "Get Messages" Unified Toolbar button, creating a quick access option to get new messages for individual accounts.
• "Manage Newsgroups Subscription" is now displayed in the account center when newsgroups are in use.

The new Thunderbird version includes the following bug fixes:

• The "Send autocrypt key in header" setting was available for accounts without encryption keys.
• Manually configured authentication methods for accounts were not always preserved.
• The "Folder location" button in the toolbar did not work for local folders.
• The "Copy again" option disappeared from the context menu after copying to a Gmail folder with non-ASCII name.
• The "Move/Copy to" option was sometimes displayed in the folder context menu when it should not have been.
• The Tools > Filters dialog did not open in the Unified Folder view when no messages were selected.
• Modifier keys did not work as expected under macOS when dragging a message over the folder structure.
• The "Show all headers" option did not work when selected in the standalone message window.
• The default reply identity did not use the "delivered to" address when catch-all was active.
• The "From" address could be edited when creating a new message from a template if the account identity contained Unicode characters.
• The "Reply to list" option was always enabled even if there was no list to reply to.
• The "Archive" button in the message area was enabled for messages that could not be archived.
• Multiple draft messages or message templates could not be opened for editing at the same time.
• "Edit as new", "Reply" and "Redirect" could not be used for multiple messages at the same time.
• When opening a saved .eml file in the creation window, the message subject was not copied from the file.
• The mail filter log display showed an error when no log file was present.
• The "Follow-up-To" label was incorrectly labeled as "Newsgroups".
• The "Save Image As" option did not work for RSS feed items that were displayed as a web page.
• Improvements to the calendar ICS parser for more reliable event import.
• Strings for permission descriptions were missing in the Add-Ons Manager.
• Selected chat conversation did not display accent bar on the left side to indicate selection.

The update fixes the vulnerabilities described here as Thunderbird 115.4.1. The system requirements for the different operating system versions (see here for more details):

• Windows: Windows 7 or higher
• Mac: Mac OS X 10.12 or higher
• Linux: GTK+ 3.14 or higher

The download of the free Thunderbird is available here.

Addendum: The update to Thunderbird 115.4 was not rolled out (only available via FTP), the 115.4.1 with bugfixes should come today. The colleagues from deskmodder.de have written something here.