How to Locate Your Mac Serial Number

The serial number can be found in two places.

1. The first way that you can find it is by clicking on the apple in the upper left hand corner.
2. Click About this mac.
   
   
    
3. The serial number is listed close to the bottom of the window.
   
   
   
    
4. You can also locate it by opening System Preferences, clicking on General, then About.