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Editors' Review · July 22, 2025

Thorough Overview of Mozilla Thunderbird ESR

Mozilla Thunderbird ESR is a robust, free email client tailored for Windows, offering comprehensive features for email management, newsfeeds, chat, and calendaring. This open-source application stands out for its annual extended support release, ensuring users benefit from the latest features while maintaining a stable and secure environment through monthly updates. Its design promotes open standards for communication, allowing users to connect effortlessly with various email services and protocols, enhancing versatility in personal and professional interactions.

The user experience is further enhanced by customizable settings that cater to individual preferences, making it suitable for both novice and advanced users. Thunderbird ESR integrates well with other applications, supporting add-ons that expand its functionality. Users can expect a reliable performance with a focus on security, making it an excellent choice for those who value privacy and control in their email communications. Overall, Thunderbird ESR is a powerful tool that effectively meets the demands of modern email usage.

Technical

Title
Mozilla Thunderbird ESR br 128.11.0 for Windows
Requirements
Windows 11
License
Free
Latest update
Author
Mozilla Foundation
SHA-1
b0ea0127cbd0b8dcdd691cc97fa466db809e8732
Filename
128.11.0.exe

Program available in other languages



Changelog

We don’t have any change log information yet for version 128.11.0 of Mozilla Thunderbird ESR br. Sometimes publishers take a little while to make this information available, so please check back in a few days to see if it has been updated.

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