Why isn't my Fitbit device's battery charging?
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.