How to Find Your MacBook's Serial Number

Need to inventory your MacBook? To do that, you probably want its serial number. Click the Apple menu on the far left of your screen and select 'About This Mac'.

Table of Contents

Using the "More info..." Button
Without Using the "More Info..." Button
Without Turning the Computer on

Method 1 of 3:

Using the "More info..." Button

Click the Apple menu on the far left of your screen and select "About This Mac".
Click on "Get more info". You'll be taken to a window that shows what operating systems you are running and information about your processor and memory, click on the box labeled "More Info"...
Locate the number. You'll be taken to a new window that has more detailed information about your Mac, including the Serial Number.