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Learn how to move, install or migrate Firefox to a new device using Firefox Sync. Once you enable your Firefox Sync backup, whenever you change your phone or computer to a new device, you will be able to install Firefox without losing your data. Your bookmarks, browsing history, passwords, and open tabs will migrate with you securely.
Backup assistant
To begin running Firefox Sync:
- Click the menu button in the top right corner of the screen.
- Click .
- Click , and then sign into your Mozilla account to begin.
Use the interactive walkthrough below to understand the steps of how to move your data to your new device using Firefox Sync.
The data you sync should include your bookmarks, logins and passwords, addresses, credit cards, extensions and important settings. If your bookmarks failed to populate correctly, see Restore bookmarks from backup or move them to another computer.
Frequently asked questions
How can I manually back up my data?
If you prefer not to use Firefox Sync and instead manually back up your data, learn how to [Back up and restore information in Firefox profiles|backup and restore information from your Firefox profile]]. Once you complete a manual backup, you will then be able to restore it to a new location.
How can I back up my data later?
If you aren’t able to perform a data backup at this time, you can do it later from the Firefox menu. These are the steps you need to follow:
- Click the menu
button in the top right corner of the screen.
- Click .
- Click .
- Follow the steps in the setup assistant to back up your data.
What can I do if I lost my password?
To access your backed-up Firefox data, you need to log in to the same Mozilla account you used on your old device. If you forgot your password, you’ll need to reset it using recovery keys. Resetting your password without recovery keys will wipe all your data for security reasons.
What data is included in a backup?
In this process, we back up the following data:
- Bookmarks
- History
- Lists of open tabs
- Passwords
- Saved addresses
- Saved credit cardsPayment methods
- Installed add-ons
- Selected settings
Can I choose what data I want to sync?
Yes, you can choose the data you want to sync in step 2 of the wizard, by clicking the browser settings link. You can also change this later by following the steps in How do I choose what information to sync on Firefox?
How do you handle my data?
When backing up your data, your history, passwords, addresses, and credit cards are included. However, we do not collect this information and it remains accessible to you alone. Here is a list of frequently asked questions regarding how we handle user data.
How do I sync my data from Android or iOS?
See the following resources based on your mobile device type:
- Sync bookmarks, tabs, history, and passwords on Android
- Sync bookmarks, logins and browsing history on Firefox for iOS
Can I back up my data without a Mozilla account?
Yes. You can learn how to save your browser data without having to sign up for an account by checking out the steps in Back up and restore information in Firefox profiles.
