You may need your Serial Number when contacting Apple Support, the Helpdesk, or when looking up information about your device.
Physically locating the Serial Number on your Computer
1. The Serial Number is located on the bottom or back of your device. Look for something like this:
When finding this number is more complicated than simply turning over your laptop, please use the next method.
Finding the Serial Number from the Apple Menu
1. Click the in the top left corner of your screen.
2. Select About this Mac.
3. The following information will be displayed: