Backup, recovery, and sync

Backup data

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

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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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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