Take a look at some of our recent posts. Find easy instructions on how to activate an XFINITY modem, answers to your frequently asked questions, and a lot more.
Easily activate XFINITY modems by following these easy steps. Self-Activation is available online. There is no need to call Comcast. If you need a new XFINITY modem, you can find one for your needs here. See all XFINITY Cable Modems.