Xfinity Stream is a streaming service that offers live broadcast stations, DVR records, linear cable stations and on-demand videos. Watch your favorite video content anywhere and anytime with xfinity at Xfinity.com/authorize and connect with your wireless device to stream. If you like watching TV shows and blockbuster movies too much Xfinity X1 will completely change the way you watch TV. Go to Xfinity.com/authorize activate xfinity and follow some easy steps to setup xfinity on your device. If you are looking for a hassle-free Xfinity watching experience, then you should connect your Roku player Xfinity by visiting Xfinity.com/authorize. Visit official website Xfinity.com/authorize to authorize and activate xfinity and follow some easy steps to activate xfinity on your device.