How to Capture Your Screen on a Mac

These are some easy ways of capturing the screen of your Mac without downloading any software. As seen in the video, you can use Quicktime X (Snow Leopard only) to record your screen. You can also take screenshots very easily on your Mac:

Command - Shift - 3  = Screenshot of your entire display(s)

Command - Shift - 4  = Selective screenshot        

Also, you can take screenshots of individual windows using Preview:

Open Preview, File > Take Screen Shot > From Window

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