A:Answer Hi Di,
Plug one powerline adapter into a wall outlet near your router and connect it to your router using an Ethernet cable. Plug the other powerline adapter into a wall outlet where you want to extend your WiFi network (in this case, upstairs). If you have any questions or concerns, please use the link below to reach us and also you can contact this phone number 877-467-4289 for further assistance.
Insignia Products
Nikki
https://insigniaproducts.com