Apple Serial Number

 Find the Serial Number on Your Apple Computer:

1. To find your Apple Serial Number on a Mac running OS X, click on the Apple Menu, click on About This Mac, click on the More Info... button to copy or view the serial number. Or, open your Mac hard drive, click Applications, Utilities and double-click System Information.
2. If your Mac will not turn on, please see the Apple knowledge base How to find the serial number of your Apple hardware product)

 Check your Warranty and Repair Options

1. On the Apple Support site,  on the right under "Other Resources", click on "Check Your Service and Support Coverage".  Enter your hardware serial number and click continue for warranty information.