A:Answerit has "dex" mode built in. So you'll need a C to HDMI cable and just plug it in. starts automatically. make sure you scroll through your input sources to find the correct one that the tablet is providing the input for. Good Luck
A:AnswerNo, the Dex capability has a on-screen keyboard. Note that the Dex capability is not a true PC but in fact an expansion of the Android interface to allow resizable 'windows' for apps that are installed on the tablet, it also allows apps to run simultaneously in 'windows'.
A:AnswerNo this is not waterproof. There was a protector that I found that had the covers they stated they were waterproof. I didn't get it but think I will go back and order it. I have the turtle case and think it's not enough protection. Good luck