[German]The developers of the Thunderbird email client released Thunderbird 91.8.0 (see Firefox 99.0 and 91.8.0esr released) on April 5, 2022, and then released 91.8.1 as a bug fix update on April 18, 2022. These are maintenance updates for the 91 development branch that contain various fixes.
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According to the Thunderbird release notes, the update to Thunderbird version 91.8.1 brings the following fixes.
- CLIENTID extension for SMTP was not supported by smtp-js
- Additional SMTP errors are now forwarded to the user
- OpenPGP was not able to use some previously supported key types
- OpenPGP key manager did not always display correct information after importing additional IDs
- When using server-side filters, duplicate notifications about new mails could be displayed
- Canceling an SMTP password entry caused several error dialogs to be displayed
System requirements
The system requirements for the different operating system versions (see here for more details):
- Windows: Windows 7 or higher
- Mac: Mac OS X 10.9 or higher
- Linux: GTK+ 3.14 or higher
The download of the free Thunderbird is available here.
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