HT201665: MacBook Air: How to find the serial number

Learn about MacBook Air: How to find the serial number
Vasilis R

Q: are there zeros or O?

While installing El Capitan I got into an infinite loop with msg:  'Error extracting files from package "Essentials.kg"'.

MacBook Air (13-inch Mid 2013), OS X Yosemite (10.10.2)

Posted on Oct 19, 2015 1:56 AM