Firefox Sync also lets you share add-ons between desktop versions of the browser, so you won’t need to re-download each extension and utility when you start using a new computer. Here are instructions for how to sign up for Firefox Sync and sign in on other devices. 

How to Start Using Firefox Sync

The below screenshots show the process on a system running Windows 7, but the same steps apply for Firefox on Windows 10 and Apple’s OS X.

  1. Click the menu button in the top right corner. 2. Click “Sign in to Sync.”
  2. Click Create Account. 4. Enter an email address, password and your age, and click Create account. 5. Click Save settings. Uncheck the boxes next to any content you don’t want to sync. 6. Click Open to navigate to your email account. 7. Click Activate now. You’re using Firefox Sync. Uncheck items you do not want to sync.

How to Sign in to Firefox Sync on a Mac or PC

The below screenshots show the process on a system running Windows 7, but the same steps apply for Firefox on Windows 10 and Apple’s OS X. 1. Click the Menu button in the top right corner. 2. Click “Sign in to Sync.” 3. Click Sign In. 4. Enter your Firefox Sync email address and password and click Sign in. This computer will sync Firefox data with your primary computer.

How to Sign into Firefox Sync on iOS

  1. Tap the address bar. 2. Tap the Cloud icon. 3. Tap Sign in.  4. Enter your Firefox Sync email address and password, and tap Sign in.
  2. Tap Don’t Allow or OK to disable or enable notifications.  You’ve set up Firefox Sync on an iOS device.

How to Sign into Firefox Sync on Android

1. Tap the address bar. 2. Tap Synced Tabs. 3. Tap Get Started. 4. Tap “Have an account? Sign in.”  5. Enter your Firefox Sync email address and password, and tap Sign in. 6. Tap Never or Remember if you want Firefox to forget or save your login credentials. You’ve set up Firefox Sync on an Android device.

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