WiFi Extender Using an Ethernet Cable: How It Works

Yes, when the model supports access point mode. Connect the cable from the router to the extender port specified in its instructions, then complete the app or web setup.

Many extenders provide an Ethernet port for a wired device such as a console or television. Check the port speed and model guide.

A wired backhaul can avoid a wireless relay link on supported access point models, but actual throughput still depends on the router, cable, internet service and devices.

Use a sound cable with connectors that fit the device, and follow its installation guide. Cable category and length can affect wired link capability.