Samsung SM-G950W User Manual page 16

Basics
3
Plug the USB power adapter into an electric socket.
4
After fully charging, disconnect the charger from the device. Then, unplug the charger
from the electric socket.
Charging with a Micro USB cable
Connect the Micro USB connector to charge the battery with a Micro USB cable.
Do not plug a Micro USB cable into your device's multipurpose jack. Doing so may
damage the device and the cable.
The Micro USB connector is used for charging the battery and connecting to a
computer.
Micro USB Connector
Micro USB Cable
16