Welcome
Please select your version of Mac OS X to begin:
Mac OS X 10.9 Mavericks
Mac OS X 10.8 Mountain Lion
Mac OS X 10.7 Lion
Mac OS X 10.6 Snow Leopard
Checking your version of Mac OS X
Go to the Apple Menu, and choose “About This Mac.”
Then look for the version number of Mac OS X you have installed.
