MacBook: How to find the serial number

To find the serial number using software

On most computers with Mac OS X you can find the serial number in the About This Mac window. See article the article "Mac OS X: About This Mac Window Provides Computer Serial Number".

To find the serial number located on the computer

If the MacBook is not turned on, you can open the computer's battery bay to find the serial number.

MacBook (13-inch, Aluminum, Late 2008)

For instructions on how to remove this computer's battery please see the article "How to remove or install the battery."

The MacBook (13-inch, Aluminum, Late 2008) serial number and Ethernet ID (also called a MAC address) are located on the front wall of the battery bay, as shown in Figure 1, below.

Figure 1: Location of serial number in MacBook (13-inch, Aluminum, Late 2008)

Other MacBook computers

For instructions on how to remove the computer's battery please see the article "How to remove or install the battery."

The MacBook serial number and Ethernet ID (also called a MAC address) are located on the bottom of the computer, underneath the battery, in the battery bay, as shown in Figure 2, below.

Figure 2: Location of serial number in MacBook (13-inch)