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If you're using an outdated version of Firefox on Mac OS X 10.8 (Mountain Lion) or earlier, the only way you can update Firefox to a secure version is to upgrade your Mac OS to a version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.
- Wanting to download Google Chrome for Mac OS X 10.5.8 So the best option is to make sure you have very little open in the background. Features and Support In addition to tabbed browsing, Chrome can be used as simply or as complex as you want, thanks to an impressive number of built-in tools, modes, hotkey functions, and more.
- I want to update from Mac OS X 10.6.8 to the newest version which is macOS Sierra. My Mac should be able to run this version of macOS. If I try to download the update on the App Store it fails because I need Mac OS X 10.7 at least.
Old Version Of Safari For Mac For Mac OS X 10.6 (Snow Leopard ...
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.
![Mac Mac](/uploads/1/1/7/8/117871067/393761416.jpg)
![Upgrade Upgrade](/uploads/1/1/7/8/117871067/136337128.jpeg)
Jul 25, 2011 About Mac OS X 10.6.8 Update. The 10.6.8 update is recommended for all users running Mac OS X Snow Leopard and includes general operating system fixes that enhance the stability, compatibility, and security of your Mac, including fixes that: Enhance the Mac App Store to get your Mac ready to upgrade to Mac OS X Lion.
How To Update The Software On Your Mac - Apple Support
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.