Virtual desktop software, such as Parallels or VMware Fusion, makes it incredibly easy to run Windows applications on a Mac. But what if you wanted to run another version of OS X? In this screencast, I show you how to install both OS X Lion and Mountain Lion using Parallels, allowing you to have multiple versions on the same Mac at the same time with no dual booting!
Install Two Versions of OS X on One Mac Using Parallels
I'm a technology writer and web designer living in the UK. I write for a number of Apple-related sites, including Sparsebundle.
I also create web templates available at ThemeForest and offer bespoke web design services at my own site, jordanmerrick.com.
You can find me on both App.net and Twitter !