

Complex we know, but that is the bottom line. This is essentially because Mountain Lion demands a 64-bit kernel extension, older Mac's use 32-bit Kernel extensions. and then named FydeOS after being acquired by NeverWare. If your Mac is older than any of those listed above then we're afraid that's the end of the lion as it goes for OS X (see what we did there). The download and installation of Mountain Lion for Mac users couldnt be any simpler with it. If you do qualify, the page to do the upgrade can be found here.

Customers who purchase a qualifying Mac between 11 June 2012 and the date when Mountain Lion is available in the Mac App Store will have 30 days from the OS X Mountain Lion release date to make a request. Yes, if you bought a new Mac after June 11 2012. Customers must request their Up-to-Date upgrade within 30 days of purchasing their Mac computer. Pop straight into an Apple store and they will carry out the Mountain Lion upgrade for you. There is another option, should you not want to go for home download - say for example, if your broadband is very slow. Customers who purchase a qualifying Mac between Jand the date when Mountain Lion is available in the Mac App Store will have 30 days from the date Mountain Lion becomes available to. It's then simply a case of going through the usual Mac OS X install process. Stump up the insanely cheap £13.99 and there you have it, the OS X upgrade is yours and should start downloading immediately.
