High Quality Download Firefox Mac Yosemite May 2026

Locate the file in your Downloads folder and double-click it.

How to Download Firefox for Mac OS X 10.10 Yosemite If you’re running , you cannot run the latest version of Firefox. The most recent and final compatible version is Firefox 78.15.0 ESR (Extended Support Release) . While this version is no longer receiving security updates, it remains one of the most capable browsers for older Macs, often outperforming the original Safari version included with Yosemite. Direct Download Link download firefox mac yosemite

Modern Firefox versions (starting from version 79.0) require macOS 10.12 Sierra or later to function. Locate the file in your Downloads folder and double-click it

Use the link above to download the .dmg installer file. download firefox mac yosemite