Would you like the direct download link for Firefox 78.15.0esr for macOS 10.10.5, or step-by-step instructions for installing Chromium Legacy instead?
Follow these precise steps to safely download and install the compatible version of Firefox on your legacy Mac. Step 1: Download the Correct Installer firefox download for mac 10105 upd
In the opened Finder window, you will see the Firefox application icon. To install Firefox, and drop it onto the shortcut for the Applications folder . This will copy the Firefox application to your main Applications folder, making it available for use. Would you like the direct download link for Firefox 78
You can find the specific installer on the Mozilla Release Archive. To install Firefox, and drop it onto the
Note: You can replace en-US with your local language code (e.g., fr , de , ja , zh-CN ).
Modern Firefox requires macOS 10.12 (Sierra) or higher.