Reset your Mozilla account password with Recovery Keys
Generate an account recovery key, so you can sign in to your Mozilla account to regain access to your synced data, in case you forget your password.
How do I set up Sync on my computer?
Use a Mozilla account to sync your bookmarks, history, passwords, add-ons and open tabs with another device, profile or version of Firefox.
Sync Firefox data
Learn what Sync is, how it works, what it lets you do and how to avoid data loss with Sync, Firefox and your Mozilla account.
Remove a synced device from your Mozilla account
Disconnect a device from your Mozilla account and stop syncing its data.
How do I know the status of my sync?
The Mozilla account toolbar icon tells you when you are signed in and syncing Firefox data. You can personalize it with your own avatar.
How Firefox Sync keeps your data safe even if TLS fails
Firefox Sync encrypts your data before it ever leaves your device, and ensures that the password to unlock this encryption is never transmitted to the server.
Disable Firefox Sync
Learn how to turn off Firefox Sync if you’d like to use your Mozilla account without syncing data such as, bookmarks, history and tabs.
Disable Firefox Sync on a lost phone or tablet
This article describes what you should do to prevent someone from accessing your passwords on a lost device with Firefox Sync.
I've lost my Firefox Sync account information - What to do
This article explains what to do if you forget or lose your Mozilla account password and can't access your Sync account.
How do I submit a bug for Firefox Sync?
Submitting a bug for Sync? Please include these details.