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Editors' Review · July 22, 2025

In-Depth Analysis of Mozilla Thunderbird ESR

Mozilla Thunderbird ESR is a robust, free email client designed for Windows that caters to users seeking stability and customization. This Extended Support Release (ESR) version delivers annual feature updates, complemented by monthly security and stability revisions. It facilitates a range of communication methods, including email, newsfeeds, chat, and integrated calendaring, making it a comprehensive tool for personal and professional correspondence management. With its user-friendly interface, Thunderbird ESR stands out as a reliable option for users looking for a versatile email solution.

Key features include support for multiple email accounts, advanced search capabilities, and a customizable interface through themes and add-ons. Thunderbird promotes open standards, ensuring compatibility with various email services and enhancing user flexibility. Its integration with calendar applications via the Lightning add-on further enriches its functionality, allowing seamless scheduling. Overall, Thunderbird ESR is an excellent choice for users prioritizing a secure and adaptable email client.

Technical

Title
Mozilla Thunderbird ESR hr 128.11.0 for Windows
Requirements
Windows 11
License
Free
Latest update
Author
Mozilla Foundation
SHA-1
d51c668d9100cf9723c26f18d4da34898e7c0347
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 hr. 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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