Comcast's Storm-Ready Wi-Fi device, announced Tuesday, costs $7 a month for 36 months, and doubles as a Wi-Fi extender. It's connected to the Xfinity 10G network. When the power goes out ...

Comcast Xfinity on Monday announced a new modem-router, called the xFi Advanced Gateway, which supports Wi-Fi 6E, the latest generation of Wi-Fi that can take advantage of the 6GHz spectrum band.

Whether setting up a new internet connection or replacing your router with a new one, getting your Xfinity modem up ...