To take a screenshot on Windows 7, press the PrtScn (Print Screen) key to copy the screen, then paste it into Paint or Word using Ctrl + V and save the file.
The key to capture a full screenshot on Windows 7 is the “PrtScn” key. Press both the “Alt” key and “PrtScn” key to capture a specific window's contents.
A full computer screen capture on Windows 7 requires pressing the PrtScn key. Activating the screenshot function for an active window requires users to press Alt + PrtScn. After pasting your screenshot to Paint or another picture editor through Ctrl + V save the image.