Thunderbird 78 Download Mac Patched Access
Many users stick with version 78 to maintain compatibility with legacy add-ons or specific hardware. Key features included in this release were: System Requirements - Thunderbird
Since the main site redirects to the newest version, use these specific archive links to get the macOS installer:
macOS 10.9 (Mavericks) through macOS 10.15 (Catalina). Processor: Intel x86 processor. thunderbird 78 download mac
Mac * macOS 10.9. * macOS 10.10. * macOS 10.11. * macOS 10.12. * macOS 10.13. * macOS 10.14. * macOS 10.15. Thunderbird System Requirements - Thunderbird
This was the first version to fully integrate the "Lightning" calendar directly into the core app rather than as a separate add-on. Many users stick with version 78 to maintain
To prevent it from automatically upgrading to the latest version, go to Thunderbird > Preferences > General > Thunderbird Updates and select "Check for updates, but let me choose whether to install them".
Recommended Hardware * Macintosh computer with an Intel x86 processor. * 512 MB RAM. * 200 MB hard drive space. Thunderbird System Requirements - Thunderbird Mac * macOS 10
Download .dmg from Mozilla Archive.
To download , you must use the official Mozilla FTP Archive because the main Thunderbird website only serves the latest stable release. Thunderbird 78.14.0 was the final "Extended Support Release" (ESR) for this major version, offering the most stable legacy experience for older macOS systems. Direct Download Link
Drag the Thunderbird icon into your Applications folder .