A:AnswerTap the notifications icon which is at the bottom right. From there turn on tablet mode. Now you will see the keyboard when you are needing to type.
A:AnswerMy son has used this computer for last 3 years. About 3 months ago we put a 2tb M2 SSD drive in as everyone online gives the stock drive negative comments, mostly about speed. Some even said the hard drive makes the system slower than older I3 computers. I have to say since we did the upgrade the drive, it is amazingly fast. If you do decide to upgrade you have to buy a screw for the M2 drive.
A:AnswerYes it does. There's an HDMI output for a second monitor, as well as an HDMI input (for example, I used this PC as a display for my Xbox One for a little while at one point, because it was convenient at the time).
A:AnswerNo, there are no expansion slots for video card. However, there is a youtube hack to add via external case. I have found the video speed and resolution to be quite nice as is.