Thunderbird 150.0 is released with eight new features, multiple bug fixes, and security patches addressing the email client’s underlying web engine, and it supports Windows 10 or later, macOS 10.15 or later, and Linux with GTK+ 3.14 or higher. Notable additions include searchable OpenPGP and S/MIME encrypted message bodies, OpenPGP Unobtrusive Signatures, a PDF viewer with page reorganization, and several accessibility and Exchange-related fixes. #Thunderbird #OpenPGP
Keypoints
- Thunderbird 150.0 adds message body search for OpenPGP and S/MIME encrypted emails.
- OpenPGP gains support for Unobtrusive Signatures to reduce visual disruption for non-OpenPGP users.
- The built-in PDF viewer now allows page reorganization and includes a fix for a clickjacking/information disclosure issue.
- New usability features include alphabetical sorting of Recent Destinations, vCard clipboard copy, custom accent colors, touch scrolling in calendar views, and an account hub on first run.
- About a dozen bugs were fixed, including crashes when creating folders, POP3 download stalls, Exchange memory leaks and authentication issues, calendar axis errors, accessibility problems, and Microsoft Store launch failures.
Read More: https://www.helpnetsecurity.com/2026/04/21/thunderbird-150-released/