Xfinity will let you rent a modem when you sign up for its Internet service, but you do have the option of using a third-party modem instead. Here's how.

Looking to do a new Xfinity internet only install. Couple questions came up looking at their website: 1. It says no fee for the self install package, but is there a recurring monthly charge for ...

I am trying to get out of paying the stupid modem rental fee to Comcast. To do that, I bought my own modem. Unfortunately, the modem only has an ethernet port because I forgot I needed to hook up my ...

Xfinity fiber-powered internet results in 99.9% network reliability. Combined with low-lag technology and unlimited data, it delivers consistent performance even during peak household usage.