Thunderbird 11.0.1 is now available for download.Thunderbird is a free, open source, cross-platform e-mail and developed by the Mozilla Foundation.
what’s new in this version of thunderbird?
Fixes an issue that may cause hangs when handling IMAP mail
Fixes an issue that may cause filters that move mail to specific folders to be erronously changed
If you are unable to view content for your RSS feeds in the Wide View Layout, you may need to disable the Lightning Calendar add-on if you have it installed or switch to Classic View and restart Thunderbird.