Do you have a PC and you keep trying to explain it to your friend, but he doesn't seem to understand what are you talking about?
The you need to follow this instructional how-to video that teaches you how to capture the current display on your computer screen.
This trick is indeed very useful and it can help you a lot in situations like these.
Follow this 2-minute tutorial and you will learn how simple it is to do a screen-shot.
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