A:AnswerYou will need a Microsoft Wireless Display Adapter..., which connects to any HDMI TV or Monitor to cast your Surface screen to the monitor wirelessly.
A:AnswerMovies takes a huge amount of storage space.
So you will need at least a 4TB external Hard Drive.
You will also need to take the Surface Go 3 out of 'S' mode for additional Functions and Software Installations.
Good Luck...
A:AnswerThe keyboard is a separate attachment that you can purchase, the only thing that comes with the Surface is the charger (unless you buy a bundle). But, there are keyboards with backlighting the can be purchased.
A:AnswerI am not sure. It probably would when you down load the app. I love mine. I got tired of lugging my big laptop around. So it works perfect for my work and games.