I just tried to find the Xfinity app (Red) on an older 1st gen firestick and it is not in the AppStore. So you are likely using an older firestick. Works on my fire TV and Firestick 4K max - not on the old one.
Yes on AppStore in firestick you should see 2 options - one white with red text (Shaw) and 2nd red and white text. I’m in Toronto and using firestick 4K max.
Look at your developer mode settings. Make sure it will allow apps from unknown sources. On the 4K max it actually showed the downloader program in the list of allowed programs.
Found 2 options - go into Xfinity app on your iPhone (the version to see your wifi etc. not the stream app), and you can adjust this setting - or use your cellphone to create a hotspot. Connect your fire stick to hotspot and download the file. Then r...