To restart your tracker:
tech,
- Plug your charging cable into the USB port and insert the other end into the port on the back of your Fitbit Charge HR™. Your Charge HR will begin charging.
- Press and hold the button for 10 to 12 seconds until you see the Fitbit icon and a version number (e.g. "V122").
- Let go of the button.
- Unplug your tracker from the charging cable.

tech,