Serial Number (SN) is a unique number assigned to the Mac file, which distinguishes it from all others. It's a kind of people's CNP. Serial Number is required when we want to go with the Mac in a warranty service or it can be useful if it was stolen MacBookCPC.
Serial Number It is automatically added to an account iCloud and registered by the servers Apple as soon as a new Mac was first opened and connected to an internet network.
Some methods to find Serial Number of a Mac or MacBook
The simplest method would be if the Mac is functional and can be turned on. The serial number can be found in the menu "Apple(Apple in the upper left corner)> “About This Mac".
In case your Mac does not start or stolen, you can find Serial Number on the original packaging. Somewhere on the box, near the text "Designed by Apple in California”You can find the SN.
If the Mac does not start and you do not have the original packaging (the box), the only method remains to recover it directly from the site Apple. This implies that you have had an account Apple (Apple ID) Logged on Mac whose serial want to know.
How to Find the Serial Number of a Mac Using Apple ID
1. Access your account Apple at the address: Apple Website ID
2. After logging in go to the section "Devices”And select the device for which you want to find out the information
If you bought your Mac from a store, Check your receipt and / or e-mail received at purchase. Serial Number is very likely to be reflected in the document / receipt acquisition.