A:AnswerHad similar problem after 3+ years. Just unplugged it and the TV and problem resolved. Has happened 2 or 3 times since and repeat process which keeps it going.
A:AnswerAll of them support Spectrum app. Once the device is set up, you go to the streaming store and download the Spectrum app for free, then open the app and login.
A:AnswerI find the voice response option very easy to use and it works well. You can also set the device to control the power and volume of most televisions
A:AnswerYes; it has the Spectrum app. I am going to save $15.00/month by returning my cable box to Spectrum and using the Roku to stream Spectrum instead.