Thunderbird 152.0: Security updates and polish for the mail client

▤ Summary

Thunderbird 152.0 is now available for Windows, macOS, and Linux. The release adds one-click setup for Thundermail and lets enterprises control security devices through policy settings. It also brings usability tweaks, stronger Gmail login via PKCE, and improvements to task handling and calendar or address book search. The update fixes multiple bugs, including notification issues, spam handling, Microsoft 365 bulk deletion, and encrypted message handling. The release closes several security vulnerabilities, so users should install it soon.

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