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SYNC PROBLEM

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HI I JUST REINSTALLED WIN 10 AND REINSTALLED FIREFOX I SIGNED IN TO MY ACCOUNT AND PRESSED SYNC BUTTON , BUT NOTHING HAPPENED . NO LOGIN NO BOOKMARKS NO SAVED FEATURES ,NO COOKIES . NOTHING CAME BACK . I TRIED REINSTALL FIREFOX AND LOGGED OUT AND IN AGAIN BUT NOTHING ! PLEASE HELP

HI I JUST REINSTALLED WIN 10 AND REINSTALLED FIREFOX I SIGNED IN TO MY ACCOUNT AND PRESSED SYNC BUTTON , BUT NOTHING HAPPENED . NO LOGIN NO BOOKMARKS NO SAVED FEATURES ,NO COOKIES . NOTHING CAME BACK . I TRIED REINSTALL FIREFOX AND LOGGED OUT AND IN AGAIN BUT NOTHING ! PLEASE HELP

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Hello....

Your devices need to be on the new version of Sync in order for them to share information with each other. If any of your devices are still on the old Sync, you must unlink them before setting them up with the new Sync. Please see

Sync your Firefox bookmarks, history, passwords and more