Xfinity or Xfinity Stream is a streaming service that provides live broadcast stations, DVR records, linear cable stations and on-demand videos. You are able to watch live TV stations from almost 200+ favorite networks. It is also possible to download on-demand videos for offline access. In the following guide, we'll illustrate how to set up and activate the Xfinity Stream program on Roku devices. Presently, Xfinity is available in a beta version for Roku platforms, also it does not incorporate the entire set of functionality and features contained in the first versions.For activate xfinity visit :