How to Choose a WiFi Booster for Xbox Series X

Yes, over Wi-Fi or by Ethernet if the extender has a compatible port. The extender still needs a reliable router link.

It may improve a weak local signal, but cannot guarantee lower latency. Congestion, internet quality and server distance also matter.

A cable avoids a weak console-to-extender Wi-Fi hop. Check the port speed and remember the router link remains in the path.

Place it between router and console where it still receives a strong signal, not in the dead zone beside the console.