View
In view, you can find options to customize what you want to see during your painting sessions.
Change Background color
Will get you to a Color selector, upon which you can change the color behind your artboard.
Toggle Mini view
Show or hide the mini view.
Toggle Artboard Controls
Show or hide the artboard controls, which are the pan and zoom button. You can totally live without them, but they are useful for big screens.
Toggle Rulers
Will show or hide the rulers on top and right of the screen.
Toggle Touch coordinates
Will show or hide the touch coordinates, a red thingy that show the coordinates of your finger while you paint, which some people find helpful.