Take screenshots of Surface Desktop. While you can always use Snipping Tool or install some third-party free screen capture software on Surface Pro 3, if you use a keyboard and you need to take out a screenshot of your Surface desktop natively, do the following: 1] Press the Fn + Windows + Space key.] There is another way! Hold down the Windows flag button on your Surface device and then press the Volume Down button which is present on the side of the Surface device. The screen will momentarily darken and you screenshot will be taken.