How to restart a Fitbit whose charging cable has a button: Some Fitbit trackers have buttons on the charging cable you can press to restart them. For example, the Fitbit Luxe and Fitbit Charge 5 ...

Clean the Fitbit. Use a toothbrush and water to eliminate dust and debris interference on the device charging contacts. Also, use a cotton swab and rubbing alcohol on the charging cable pins.

How to reset a Fitbit Charge HR To restart a Fitbit Charge HR, simply connect its power cable and then hold in the device's lone button for a little more than 10 seconds. When the Fitbit logo and ...

Fitbit models like the Ace and the Alta series use a charging cable that clips onto the back of the tracker. The Blaze must be removed from its wristband and set into a charging cradle.