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Firefox
Back up your data

Back up your data

Use Firefox Sync to backup and transfer your data.

In English

How do I set up Sync on my computer?

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

Back up and restore information in Firefox profiles

Restore bookmarks from backup or move them to another computer

Profiles - Where Firefox stores your bookmarks, passwords and other user data

How do I choose what information to sync on Firefox?

Export login data from Firefox

Recovering important data from an old profile

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