Taking a screenshot of a specific area of your desktop in Mac OS X

  1. Open the application, window, or other item that you’d like to take a screenshot of.
  2. On your keyboard, press Command + Shift + 4 and then release all keys.
  3. You will see that your mouse cursor has turned into crosshairs that you can move around.
  4. Drag the cursor to where you’d like to start one of the corners of the screenshot and press down and drag the mouse over the area you’d like to capture.
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  5. When you’re done selecting the area simply release your mouse button. Check your desktop and you should see a new .png file that contains the screenshot you just created.

 

How to take a screenshot of your entire screen in Mac OS X

  1. Open the program or applications you’d like to include in the screenshot. Basically, set up your desktop as you’d like it for when you take the screenshot..
  2. On your keyboard, press Command + Shift + 3 and then release all the keys.
  3. Check your desktop and you should see a new .png file that contains the screenshot you just created.