Firefox mozilla free download - Mozilla Firefox, Mozilla Firefox Beta, Mozilla Firefox Nightly, and many more programs. Publisher: FreeSoftware Mac User Group Downloads: 15,543. Mozilla sets the benchmark for web browsers on Mac. Mozilla Firefox is a free, open-source web browser that offers numerous features and customization options. Its performance is excellent, and it's designed to protect your privacy.
Download And Install Firefox 2018
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.
If you're using an outdated version of Firefox on Mac OS X 10.8 (Mountain Lion) or earlier, the only way you can update Firefox to a secure version is to upgrade your Mac OS to a version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.
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.
Firefox 2018 Version
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.