Troubleshooting steps
Plug the charging cable into a USB port on your computer, a UL-certified USB wall charger, or another
low-energy device. Attach the other end of the cable to your Fitbit device. Charging your device to 100%
may take 1-2 hours.
If your battery stopped charging, try the solutions below.
The pins on the device or charging
cable are dirty.
Dust and debris can accumulate over time. Clean the
charging contacts on the back of your device and the pins
on your charging cable.
The USB port or outlet is faulty.
Try a different USB port or a UL-certified wall charger.
The device isn’t connected securely
to the charging cable.
Check the alignment and try reconnecting your device to
the charging cable.
The device isn't working as
expected.
Thoroughly dry your device before charging it.
The error "insufficient power source"
appears on your device's screen.
Remove other devices plugged in to your power source, or
plug your device in to another source.
Your device’s battery was depleted
to 0%, and it doesn’t appear to be
charging
Leave your device plugged in to the charging cable for at
least 30 minutes.
You haven't used the device for
several months, and it won't turn on.
Leave your device plugged in to the charging cable for at
least 30 minutes.
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