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This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Backup data

From passwords to bookmarks, discover ways to back up your important data.

In English

Back up and transfer your Firefox data to a new device

Back up and restore information in Firefox profiles

How do I set up Sync on my computer?

Export Firefox bookmarks to an HTML file to back up or transfer bookmarks

Recovering important data from an old profile

Restore bookmarks from backup or move them to another computer

Sync Firefox data

How do I choose what information to sync on Firefox?

Export login data from Firefox

Back up your Firefox installation folder

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