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Learn MoreLearn how to select what information (bookmarks, add-ons, browsing history and other data) to share across your devices with Firefox Sync.
Pair Firefox for iOS with Firefox desktop and Android to sync your bookmarks, logins and other browsing information across devices.
Learn what technical and interaction data Firefox collects, how it’s used, and how to manage or opt out on desktop, Android and iOS.
Manage Firefox’s data collection settings on iOS and Android, including technical and interaction data, the DAU ping, crash reports, sponsored content and others.