Create an account on the Fitbit website and associate your tracker with it. It should be that simple with no extra steps required. Have you paired your tracker with a new account?
Mike | London, UK
Blaze, Surge, Charge 2, Charge, Flex 2 - iPad Air 2, Nokia Lumia 925 (Deceased), iPhone 6
Take a look at the Fitbit help site for further assistance and information.