If your Xfinity Wi-Fi isn't working for you today, don’t just assume the gateway has suddenly failed. The problem may be related to an ongoing Xfinity outage, a gateway connection issue, a ...

Comcast is rolling out a free feature that turns your home WiFi into a motion sensor. It's part of a new service called Xfinity Shield, and Comcast's newest addition to it, WiFi Motion, works without ...