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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.
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.
I'm having problems with my Mozilla account
Get answers for common questions about your Mozilla account.
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