Alternatively, if it's lagging, not illuminating its screen, or failing to sync, you can restart the device without deleting ...

If your Fitbit Charge HR isn't working quite right, then restarting the device should do the trick. Whether you're having issues syncing the Fitbit with your phone or the device is running slowly ...

Unlike many Fitbit trackers, the Fitbit One cannot be reset to its factory settings by a user, but there are still ways to help get a sluggish or malfunctioning Fitbit One working again.

Try to determine where your phone was at the time of the last sync, and concentrate your search there. Take the phone that you've paired with your Fitbit and bring it to where you might have last ...