But what do we have on the Macs? Well, if you not planning to use any 3rd party software, why not give Disk Utility (a built-in software in Mac OS X) a try? Below is a step by step guide on how to use Disk Utility: If you have previously use Windows, you probably got quite a few software that will help you to do the job or you simple just use Check Disk (a built-in software in Windows) to do the job. From time to time, we have to perform some checkups on our computers to see whether they have any problems.