A:AnswerIf you want to enjoy all the features that come along the tv you need an internet conection. If you don't you still get a great tv but you wouldn't be using it to it's full potential.
A:AnswerYes it will. I bought this TV specifically for this purpose. In fact, I believe IGN recently released a list of top TV's that work with the Xbox One S and this TV made the list.
A:AnswerIt will upscale lower resolution content, including both 720p and 1080p. It does a fantastic job with 1080p content, making it appear far sharper than one might expect.
A:AnswerIt does not. I believe there has to be some sort of contract or deal in place between Sling and the manufacturer and, in this case, it is not. Get a Roku 3 or 4 and you'll be all set!
A:AnswerPlease google this as you posted but add samsung model at end. Lots of diffenent fixes for this but you have to switch your settings between HD and other picture transmission formats that the program is broadcast in to get full screen. All done in settings/picture.