You can print an image of the screen on a Windows computer by pressing the Print Screen key near the top right of your keyboard. If you only need to capture the image in a specific window, press Alt+Print Screen.Continue Reading
When you are ready to capture the image on your monitor, press Print Screen. This key may have different text on different keyboards.
To save your captured image as a file, click Start, then Accessories and then Paint.
In the Paint program, at the top left, click Edit and then Paste. The image of your screen should appear in the window. Next, click Save As, type a name in the File Name box, and click Save.