How to use Mac OS X Grab Utility to take screenshots

Grab is an app for Mac OS X that lets you take screenshots of your screen. Grab supports capturing the entire window, the entire screen, or only a portion of your screen. This short tutorial explains how to use Grab to take screenshots.

Launch Grab

You can access Grab in various ways, for instance:

  • Grab can be found in the Utilities folder under applications.
  • Or type /Applications/Utilities/Grab.app in Finder
  • Or Launchpad > Other > Grab

grab utility options

Take a picture of a part of your screen that you select

By clicking Grab > Capture > Selection, you can capture a specific region of your screen by dragging around. After selecting the desired region, the capture will open in a new window that you can save on your computer.selection screen grab

 Taking a picture of a window

By clicking Grab > Capture > Window, you can take a picture of a window that you select.  A prompt will instruct you to select the window you want to capture and click the “Choose Window”.

Taking a picture of a window

Taking a picture of entire screen

By clicking Grap > Capture  > Screen, you can take a picture of your entire screen. A prompt will instruct you to click the screen when you are ready to capture your screen.

take whole screen grab

Taking a picture of a timer on screen

By clicking Grab > Capture > Timed Screen, you can start a timer and activate part of your screen and then take a screenshot.  Grab app will capture ten seconds after you start the timer. When you are ready, click the “Start Times” button and you will have ten seconds before the screenshot is captured. After ten seconds,  the entire screen will be captured. Timed Screen can be used to take a picture of a menu.

timed screen shot grab

After taking your screenshot, you can see information about it by choosing Edit > Inspector. You can view size and depth. All screenshots will be saved in TIFF format. You may use Preview app to see and change the format of the screenshots.

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