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If you're using an outdated version of Firefox on Mac OS X 10.8 (Mountain Lion) or earlier, the only way you can update Firefox to a secure version is to upgrade your Mac OS to a version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.
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.
By default, Firefox updates automatically. You can always update manually, in which case an update is downloaded but not installed until you restart Firefox.
- Click the menu button , click Help and select About Firefox.On the menu bar click the Firefox menu and select About Firefox.
- The About Mozilla FirefoxAbout Firefox window opens. Firefox will check for updates and download them automatically.
- When the download is complete, click .
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). 2.Run Android Emulator on PC,Laptop or MAC. 3.Open Android Emulator for PC import the Firefox Apps file from your PC Into Android Emulator to install it. 4.Install Firefox APPS for PC.Now you can play Firefox Apps on PC. Download Firefox extensions and themes. They’re like apps for your browser. They can block annoying ads, protect passwords, change browser appearance, and more. Firefox is only available on devices with iOS 10.3 and above. It requires the following models (or greater) to operate properly: iPhone 5, iPad 4th generation, and iPod touch 6th generation. Open the App Store on your device and go to the Firefox for iOS page.
Important:Firefox Portable App For Mac
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 WindowsInstall Firefox on LinuxFirefox App-store Mac 10.14
How to download and install Firefox on Mac for more information).Stay safe: Download only from the official Mozilla links above to avoid malware and other online threats.
Update settings can be changed in Firefox OptionsPreferences. Click the menu button and select .. In the General panel, scroll down to the Firefox Updates section.