A:AnswerNo. You just have to have internet. It will not allow you to change any of the channels You just download apps on the tv and watch it like that.
A:AnswerYes, use the included remote to control the TV and the Cable Box remote to operate the Cable Box. Try the Power On feature, when enabled, the TV turns on displaying the last used input. To activate it, go Home > Settings > Display & Sounds > Power On and select Last Input.