How do I change the time on Fitbit? December 03, 2019 22:26 Updated Syncing your Fitbit with the Fitbit mobile app normally changes that time on your Fitbit. When your Fitbit syncs with the app the app sends the phone's time to your Fitbit as the correct time which will change the time on your Fitbit. Try contacting Fitbit support at http://support.fitbit.com for information on how to change the time. You can also check out this article on Fitbit support - how to change the time Related articles Why am I seeing duplicate data in the Apple Health app? What does myFitnessSync do? Will myFitnessSync work with my Aria scale?