
If you're just trying out Firefox or simply do not wish to set Firefox as your default browser, click Not now. If you want Firefox to do those things, click Use Firefox as my default browser. That means, when you open a link in your mail application, an Internet shortcut, or HTML document, it will not open in Firefox. Upon installation, Firefox will not be your default browser, which you'll be notified about. We emphasize that using Firefox 16 is not a good idea because it is no longer updated or supported by Mozilla leaving it vulnerable to attack, malware, spyware and other online threats. Because you download Firefox from the official site, click Open. Since Firefox 17 until the latest version of Firefox, you need at least OS X 10.6 Snow Leopard or higher to run the browser safely and efficiently on your Mac. When you first start up Firefox, you will be warned that you downloaded Firefox from the Internet. Just click on its icon in the dock or Applications folder to start it. Just open your Applications folder and drag Firefox to the dock.įirefox is now ready for use. Tip: You can add Firefox to your dock for easy access. Do not run Firefox directly from the Firefox.dmg file or drag the icon directly to your desktop to install, as this can result in issues such as lost data and settings. Drag the Firefox icon on top of the Applications folder in order to copy it there.Ĭomplete the steps above before running Firefox. After completing the download, the file (Firefox.dmg) may open by itself and pop open a Finder window containing the Firefox application.Note: If you want to have a choice of the language for your Firefox installation, click the Download options and other languages link instead.It will automatically detect the platform and language on your computer and recommend the best version of Firefox for you. Visit the Firefox download page in any browser (for example, Safari).


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Firefox Mac OS X 10.9, 10.10 and 10.11 users move to Extended Support Release.If you use an old version of OS X, see this article for more information: Note that Firefox can be installed on both Intel-based Macs (x86 architecture) and Apple devices with the new ARM-based CPU ( Apple Silicon).
#Firefox download mac os x update#
The OS X Yosemite 10.10.5 update improves the stability, compatibility, and security of your Mac, and is recommended for all users. Make sure your Mac meets the Firefox System Requirements. The OS X Yosemite v10.10.5 Update is recommended for all OS X Yosemite users.
