With all the hype and marketing brainwashing, I finally had known I have a copy of Mac OS X Snow Leopard also known as version 10.6.
The installation was standard as the previous version, but there was not an Archive and Install "option available, and it went straight to my existing operating system upgrade. I was worried. After more than an hour, I heard a Mac" ding "sound and I ran on the screen look forward to a secure update. I was glad that my laptop Air was successfully updated.



















