What's my Apple Model ID?
How to locate your Apple Model Identifier and easily identify the exact Apple Model you own.
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Step 1:

Click the Apple Icon (top left corner) and Select 'About This Mac'

Step 2:

In the new window titled 'About This Mac' click the 'More Info...' button.

Step 3:

Under 'Hardware Overview' you will see 'Model Identifier'. If you are running OS X 10.4.x or lower you will see 'Machine Model' instead.

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