A:AnswerIf you're facing the tv, on the left side there is 3 buttons. A power button is on top, the middle button is volume up/down, and the bottom button is for input selection. You can use a windows 10 computer with the smartcast app installed.
A:AnswerThank you for inquiring about our product. You would need to purchase an external tuner to attach to the TV.
Thanks again and have a great day.
A:AnswerQuite reliable. I have had many tv brands and it competes on the level with any of the other top named brands. I've never had any problems with Vizio.