Sync data
Sync your data across different platforms and devices.
Back up and transfer your Firefox data to a new device
Learn how to transfer your browser data when switching devices using Firefox Sync. Back up your bookmarks, history, passwords, etc. with your Mozilla account.
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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.
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Restore bookmarks from backup or move them to another computer
Learn how to restore your bookmarks from the automatic backups that Firefox creates, save and restore your own backups, and move bookmarks to another computer.
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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.
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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.
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Switch from Chrome to Firefox
Firefox can automatically move bookmarks, passwords, history and other preferences from Chrome without deleting it or interfering with any of its settings.
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Sync bookmarks, tabs, history and passwords on Android
Sync bookmarks, history, open tabs and logins on your Android devices. Learn how to sign in to your Mozilla account.
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Mozilla account - Managing account data
How to manage your Mozilla account data.
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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.
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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.
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Change 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.
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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.
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How Firefox securely saves passwords
Learn how Firefox securely saves your passwords.
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How to perform Sync on Firefox desktop
How to enable and perform a Sync on Firefox desktop
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Remove a synced device from your Mozilla account
Disconnect a device from your Mozilla account and stop syncing its data.
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Send Tab from Firefox desktop to other devices
The Send Tab feature lets you send pages from Firefox desktop to your phone or tablet so you can view them later.
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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.
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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.
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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.
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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.
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Turn on/off saved logins, login sync and login autofill in Firefox for Android
Learn how to save, sync and access your logins in Firefox for Android
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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.
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View synced tabs from other devices
How to open tabs across your desktop and Android devices.
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Change your Mozilla account password
How to change your Mozilla account password if you detect strange activity on your account.
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Use a Primary Password with Sync
Learn how to use Sync in Firefox with a Primary Password (formerly known as a “Master Password”) for extra protection.
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Send a tab from Firefox for iOS to another device
Send a tab from Firefox for iOS so you can read it on another device.
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Sync custom preferences
Firefox Sync allows you to sync your preference settings across all your Firefox Desktop devices. Learn more.
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Where are my synced tabs in Firefox for iOS?
You can sync your bookmarks, logins, open tabs and browsing history between devices via Firefox for iOS.
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How to share URLs on Firefox for macOS
Learn how to share URLs of the websites you visit on Firefox for macOS.
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Why can’t I use Firefox sync with my Google or Apple ID?
You can use your Google or Apple ID to sign in to all Mozilla products and services.
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Firefox Sync - Take your bookmarks, tabs and personal information with you
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Share pages with Firefox from other browsers
Send web pages from other browsers to Firefox for Android.
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Drag and drop links and tabs to and from Firefox
You can open links or tabs from one app on Firefox or vice versa.
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Firefox Sync takes too long to sync or send pages from my iPhone or iPad
What to do if Firefox for iOS takes a long time to sync or send URLs.
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Getting started with Firefox Lockwise
Use Firefox Lockwise to sync passwords saved in Firefox with your app logins on Android or iOS.
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Send Tab from another mobile app to Firefox
You can send links from another app like Twitter to Firefox on your computer or phone.
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Sync logins in Firefox for iOS
How to enable logins sync on Firefox for iOS so that you can access your logins across other synced devices.
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Transfer information from the old to new Firefox for Android (Nightly or Beta)
You can move your bookmarks, saved logins and browsing history by enabling Sync on your current Nightly browser, then on the new Nightly.
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How do I share a tab from Firefox for Android?
Share tabs with your synced devices or with other apps.
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How do I submit a bug for Firefox Sync?
Submitting a bug for Sync? Please include these details.
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