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How Do Comcast XFINITY WiFi Hotspots Work? Comcast XFINITY is one of the largest providers of Internet services in the United States, with over 18 million Internet customers across the country. One of the little known benefits of being one of their Internet customers is that you get access to Comcast XFINITY WiFi Hotspots â for free.
The Xfinity wireless gateway. Comcast says that users should have been notified of their routerâs evolution into an Xfinity hotspot via email, mailers, and even a press release. If you donât want Xfinity WiFi, however, you have to opt out.Hereâs the process, as noted by Dwight Silverman 1  : Log into your Comcast account page at customer.comcast.com.he Xfinity wireless gateway. Comcast says that users should have been notified of their routerâs evolution into an Xfinity hotspot via email, mailers, and even a press release. If you donât want Xfinity WiFi, however, you have to opt out.