Caution: Do not use adapter plugs or extension cords to connect printer to wall outlet. Do not use with outlets controlled by wall switches. Do not use with outlets that share the same circuit with large electrical machines or appliances.
USB 3.1 Port: Plug USB cable into connector . The cable used to connect the printer to the computer must not exceed 6 feet long.
Ethernet (Network) Port: Plug network Ethernet cable into connector .
Wi-Fi Port: Connect the Wi-Fi antenna (included) to this port  for wireless printer monitoring or operation through your network.
UPDATED: October 26, 2020