With Windows 7 it’s quite easy to connect your computer to a projector and project your screen. The Windows 7 driver display utility- displayswitch.exe makes things easier. All you need to do is simply connect the projector and press the ‘Win key + P’ on your keyboard.
When you press the ‘Win key + P’ on your keyboard you should see a popup like the above one. Here you can switch through multiple display settings, such as “clone”, “extend” or “external only.” To see more Windows 7 tips have a look at the Windows 7 tips and tricks category.