Fitbit Product Experts Alumni are retired members of the Fitbit Product Expert Program. Learn more
It depends on what computer you have. The easiest is when you have Windows 10 and a recent version of bluetooth. Then it's just a case of downloading the fitbit app and you can sync from there once you have logged on. If you have a different OS then you'll need to download the Fitbit Connect software but you'll also need a fitbit wireless dongle (a generic bluetooth dongle or built in bluetooth won't work).
There's a lot more detail on this in the following help file: https://help.fitbit.com/articles/en_US/Help_article/1877/
Best Answer