A:AnswerIf by smart view you mean , sharing app to the tv, it is compatible. It's the screen mirroring option. I launch apps on my phone and connect to the Tv. Hopefully this helps.
A:AnswerThe higher the contrast ratio equals the bigger the difference between the TV's whitest white and darkest black. Basically gives you more shades.
A:AnswerI'm not sure about looping slideshow but it does is lay pictures and allows you to scroll through so it's possible. And yes, it will play many formats of video and loop. Can also shuffle and repeat video and music. Hope this helps