The Snipping Tool is a great tool included with Windows 7, 8 and 10 that allows you to capture part of your screen and save it as an image.
You can find the Snipping Tool by typing “Snipping Tool” in the Start menu search box.
To capture a screenshot click on the New button.
The Windows Snipping Tool
Use the Pen tool to annotate the picture as necessary.
You can then Save your screenshot as an image.
The Snipping Tool’s Menubar