A:AnswerI would call them first for a quick fix, if that doesn't solve the issue I would return it for a replacement. I personally haven't had any problems, I own 3.
A:AnswerYou can set the Firestick to control your TV, it's in the settings, or you can when you first set it up. Alexa is part of the remote control, press the microphone on the remote and talk. Easy set up and add only apps your going to use.