You’ll also encounter more icons in the Thunderbird app, and account colors are now customizable.
Windows users get some extra love, as Thunderbird 128 supports Windows 11’s desktop notification system.
However, the biggest improvement is something that the average user won’t noticeRust integration.
Speaking of the Thunderbird mobile appwell, it’s still in development.
A future version of Thunderbird 128 will include Exchange and Mozilla Sync functionality.
Advanced users cantest Exchange today, though it’s still pretty buggy.
Thunderbird 128 “Nebula” is now available as adirect downloadfor Windows, Linux, and macOS.
