Abigail Abesamis Demarest
You may well go your entire life not needing to know the serial number of your computer, phone, or other device.
On the other hand, if a time comes when your device needs to be repaired, replaced, or tracked down after a loss or theft, knowing that serial number may make all the difference in solving your problem.
So, let's go ahead and look at the several different ways in which you can find your Apple serial numbers.
Finding an Apple serial number
On a Mac:
Let's start with a Mac computer. Physically lift up the computer and look on the bottom. There, in a small type, you will find the serial number following the word "Serial." It will be between 10 and 15 digits long.