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.

Download Mozilla Firefox for Mac, a free web browser. Firefox is created by a global not-for-profit dedicated to putting individuals in control online. Get Firefox for Mac today! Download Mozilla Firefox for Mac 67.0.4 for Mac. Fast downloads of the latest free software! 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.

Download the latest version of Mozilla Firefox for Mac. A multi-platform web browser with open source code. Mozilla continues to work on further improvements. Installing Firefox on Mac. To download and install Firefox: Visit the Firefox download page in any browser (for example, Safari). It will automatically detect the platform and language on your computer and recommend the best version of Firefox for you. Click Download Firefox. Note: If you want to have a choice of the language for your Firefox.

Firefox 4 Download Cnet

If you're using an outdated version of Firefox on Mac OS X 10.8 (Mountain Lion) or earlier, the only way you can update Firefox to a secure version is to upgrade your Mac OS to a version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 Browser For Windows 10

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.