If you wish to take a screenshot of your entire screen and share instantly, then press WINDOW + H button on your keyboard. Screenshot of your entire screen and share instantly Your screen will dim for a second as if you just took a picture through a camera and then your screenshot is automatically saved in the default PICTURES > Screenshots folder of your computer. If you want to take a screenshot of your entire screen and want it to save automatically, then press WINDOW + PRINTSREEN button on your keyboard. Screenshot of your entire screen and Save automatically.