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New Firefox Quantum
Starting with Firefox version 49, Firefox requires Mac OS X 10.9 (Mavericks) or higher. Visit this Apple Support page to find your Mac OS version.
At the top right corner of the page, you should see a button that says 'Refresh Firefox' ('Reset Firefox' in older Firefox versions). Firefox will close. After the refresh process is completed, Firefox will show a window with the information that is imported. Click Finish and Firefox. Important: If the update didn't start, didn't complete or there was some other problem, you can go to the Systems & Languages page to download and install the latest version of Firefox for your system and language or you can use this download link (see How to download and install Firefox on Windows Install Firefox on Linux How to download and install Firefox on Mac for more information). CNET Download provides free downloads for Windows, Mac, iOS and Android devices across all categories of software and apps, including security, utilities, games, video and browsers.
Firefox Quantum Download For Mac
If you're using an outdated version of Firefox on Mac OS X 10.8 (Mountain Lion) or earlier, the only way you can update Firefox to a secure version is to upgrade your Mac OS to a version that Apple supports. Visit this Apple Support page to learn more about upgrading your Mac.
Mozilla Firefox Quantum Download
Firefox (Quantum) download latest version 2019 for windows 10, 8, 8.1 and 7 Mozilla Firefox is a fast, secure and easy to use web browser that offers many advantages over other web browsers, such as the tabbed browsing and the ability to block pop-up windows. Browsers, Internet. Get Firefox, a free web browser backed by Mozilla, a non-profit dedicated to internet health and privacy. Available now on Windows, Mac, Linux, Android and iOS.
Firefox Quantum Download 64 Bit For Mac
Note: If you have Mac OS X 10.7 (Lion) or 10.6 (Snow Leopard), you will need to download OS X El Capitan before you can upgrade to the latest Mac OS.
While insecure versions of Firefox will continue to work on OS X 10.8 and earlier, using an up-to-date version of Firefox on a supported version of Mac OS will provide you with the best and safest user experience.