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.

The easiest way to tell if you’re eligible: if Comcast offers what it calls “X-Class” service at your address, which combines ...

Suppose the modem/router continues overheating in a well-ventilated space, and the blinking green light issue is still ...