Thunderbird Desktop
Version 38.5.1 | Released January 8, 2016
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.
What’s Changed
changed
Use a SHA-256 signing certificate for Windows builds, to meet new signing requirements
Known Issues
unresolved
Windows XP SP2 will not longer install Thunderbird (workaround: Install Thunderbird 38.5.0 then update)