Let's face it, after making the switch to Apple the only reason why someone would install Windows on a Mac is for the specialty software, the programs where the only supporting platform is Windows. The Advantages of Having Windows on a Mac But why would you even want install Windows on a Mac? Are there any benefits or drawbacks of having the operating system on board sitting alongside macOS? Well as it happens there are plenty of reasons why you might want to install a different operating system, but there are some things you’ll need to know first. This is a major advantage when compared to a PC, which cannot run macOS, for example. Having a Mac means you can run almost any operating system.