Xfinity App Won T Download On Roku

Have hooked up the tv the roku works download the xfinity streaming app for trying to download that and it continues to fail and never makes it to.
Xfinity app won t download on roku. I go online and get authorization via the code and i get a screen will load update shortly. The app is offered code given. I just replaced my xfinity leased modem with my own modem sanctioned by xfinity.
Xfinity stream app is not functioning on roku. Learn how to activate the xfinity stream beta app on roku. 2 select get started using the roku remote.
And then nothing happens. Before you start looking for xfinity channel on your roku or getting an xfinity subscription see if your device is compatible with it. Comcast people do not know how to fix this i have had a tech out twice.
And gives me a new code. Go back to roku and hit the app and it just gives me the option to again authorize. If you have a roku tv xfinity is compatible with c000x and a000x models as well as models from 5000x to 8000x.
Downloading the xfinity streaming app fails on my roku stick. Inability to stream with the xfinity app away from home. I have been dealing with this for 4 days.
However now the xfinity streaming app will not work on roku device. Continuous freezing of xfinity stream app. A program you downloaded won t play.