Display & screen
Automatically lock your screen — Prevent other people from using your desktop when you
go away from your computer.Change the desktop background — How to set an image as your desktop background.Change the size/rotation of the screen — Change the resolution of the screen and its orientation (rotation).Enable a second monitor — Enable a second display device, like another monitor or a projector.Set screen brightness — Dim the screen to save power or increase the brightness to
make it more readable in bright light.The screen locks itself too quickly — Change how long to wait before locking the screen in the Screen settings.