If your Fitbit Charge HR isn't working quite right ... holding for two seconds and then removing the power cable. 4. Once the cable is removed, continue holding for a count of eight to nine ...

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.

some users that received the update are experiencing new problems. According to user reports on both Fitbit's forums and Reddit, affected Fitbit devices' batteries are losing their charge much ...