Mozilla Thunderbird Eclipse ESR 140.7.0 has been released, marking a significant update to this versatile and free email application. Renowned for its high level of customization and robust features, Thunderbird Eclipse ESR offers users an enhanced experience, with a portable version also available for those who prefer mobility.
The latest release belongs to the ESR 140 series, which commenced in June 2025 and is set to be supported for approximately one year. This version incorporates all the features and improvements from earlier Thunderbird releases up to version 140, making it a comprehensive upgrade for users. Key enhancements in this ESR series include a vertical tabs layout option, the ability to unload tabs from memory without closing them, simplified custom search engine integration, and tab grouping. Additionally, the improved Reader View provides users with more options for text and layout, while the default HTTPS protocol and Bounce Tracking Protection in Strict ETP mode bolster security.
Speed, safety, and user-friendliness are at the forefront of Thunderbird Eclipse ESR's design. It offers essential built-in features such as an intuitive message search, customizable views, and support for IMAP, POP, and RSS feeds. The email client now features a dynamic toolbar that adjusts to display frequently used options based on the active tab or workspace, which can be customized further to enhance individual workflows. The graphical user interface has also received a complete redesign, making navigation easier and improving its visual aesthetics.
Thunderbird Eclipse ESR remains compatible with a wide array of Mozilla Add-Ons, allowing users to tailor the application to their specific needs. Its focus on reliability and security makes it an excellent choice for both individual and organizational email management. The application includes a proficient junk mail filter to identify potential spam and offers users the option to manually filter messages that may have been overlooked. Furthermore, it employs strong security measures, including digital signing, message encryption, S/MIME support, and integration with certificates and security devices commonly used by businesses and government entities.
For users interested in the portable version of Thunderbird, it is readily available. This versatility, combined with its rich features and strong security focus, positions Thunderbird Eclipse ESR as a solid choice for managing emails efficiently and securely.
In summary, Mozilla Thunderbird Eclipse ESR 140.7.0 not only enhances user experience with its new features and redesign but also reinforces its commitment to safety and customization, making it a preferred email client for a wide range of users
The latest release belongs to the ESR 140 series, which commenced in June 2025 and is set to be supported for approximately one year. This version incorporates all the features and improvements from earlier Thunderbird releases up to version 140, making it a comprehensive upgrade for users. Key enhancements in this ESR series include a vertical tabs layout option, the ability to unload tabs from memory without closing them, simplified custom search engine integration, and tab grouping. Additionally, the improved Reader View provides users with more options for text and layout, while the default HTTPS protocol and Bounce Tracking Protection in Strict ETP mode bolster security.
Speed, safety, and user-friendliness are at the forefront of Thunderbird Eclipse ESR's design. It offers essential built-in features such as an intuitive message search, customizable views, and support for IMAP, POP, and RSS feeds. The email client now features a dynamic toolbar that adjusts to display frequently used options based on the active tab or workspace, which can be customized further to enhance individual workflows. The graphical user interface has also received a complete redesign, making navigation easier and improving its visual aesthetics.
Thunderbird Eclipse ESR remains compatible with a wide array of Mozilla Add-Ons, allowing users to tailor the application to their specific needs. Its focus on reliability and security makes it an excellent choice for both individual and organizational email management. The application includes a proficient junk mail filter to identify potential spam and offers users the option to manually filter messages that may have been overlooked. Furthermore, it employs strong security measures, including digital signing, message encryption, S/MIME support, and integration with certificates and security devices commonly used by businesses and government entities.
For users interested in the portable version of Thunderbird, it is readily available. This versatility, combined with its rich features and strong security focus, positions Thunderbird Eclipse ESR as a solid choice for managing emails efficiently and securely.
In summary, Mozilla Thunderbird Eclipse ESR 140.7.0 not only enhances user experience with its new features and redesign but also reinforces its commitment to safety and customization, making it a preferred email client for a wide range of users
Mozilla Thunderbird Eclipse ESR 140.7.0 released
Mozilla Thunderbird Eclipse ESR is a versatile and free email application that stands out due to its ease of customization and a rich set of features that enhance user experience.Portable version also available.
Mozilla Thunderbird Eclipse ESR 140.7.0 released @ MajorGeeks
