Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

Backup, recovery, and sync

Sync data

Sync your data across different platforms and devices.

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How to set up Firefox Sync in Firefox for Android

Sync Firefox data

How do I choose what information to sync on Firefox?

View synced tabs from other devices in Firefox for Android

Disable Firefox Sync on a lost phone or tablet

Firefox Sync - Take your bookmarks, tabs and personal information with you

Share pages with Firefox from other browsers

Change your two-step authentication device for your Mozilla account

Turn on/off saved logins, login sync and login autofill in Firefox for Android

How do I share a tab from Firefox for Android?

Sync bookmarks, history, passwords, and tabs on Android

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