Security & privacy
Protect your personal information and passwords.
Firefox accounts renamed Mozilla accounts - What you need to know
Firefox accounts has been renamed Mozilla accounts since it's now used by various products and services to authenticate and manage accounts.
Choose a strong password
How to choose a strong password for your Mozilla account.
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.
Change your Mozilla account password
How to change your Mozilla account password if you detect strange activity on your account.
How do I choose what information to sync on Firefox?
Learn how to select what information (bookmarks, add-ons, browsing history and other data) to share across your devices with Firefox Sync.
How to set up Firefox Sync in Firefox for Android
How to enable sync on Firefox for Android to sync your bookmarks, credit cards, history, logins and open tabs across your devices.
How Firefox securely saves passwords
Learn how Firefox securely saves your passwords.
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.
Sync bookmarks, logins and browsing history on Firefox for iOS
Pair Firefox for iOS with Firefox desktop and Android to sync your bookmarks, logins and other browsing information across devices.
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.
Delete sync data from Firefox by signing out of your Mozilla account
How to sign out of your Mozilla account and remove your synced data from a device.
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.
Suspicious activity on my Mozilla account
How to protect yourself if suspicious activity is detected on your Mozilla account.
Changing your two-step authentication device for your Mozilla account
What to do if you have two-factor authentication (2FA) setup on your account and need to migrate to a new device or phone.
