Open the Fitbit app on your phone
Tap your profile picture or account icon
Tap your Fitbit device
Tap App Settings or Device Settings
Tap Time Zone
Turn off Set Automatically if it is enabled
Select the correct time zone
Sync your Fitbit device
Restart your Fitbit if the time does not update
Make sure your phone’s time and time zone are correct
If needed, log out of the Fitbit app and log back in
If the time is still wrong, remove and re-add the device in the Fitbit app