3] 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.You can also read more on how to take a desktop screenshot on Windows 8.1.] 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.