As noted in Knowledge Base article #25770, the version of Disk Utility (10.5.1) included with Mac OS X 10.4.2 can fixed overlapped extent allocation errors -- problems with disk directory structure ...

Image: D. Griffin Jones/Cult of Mac A good way to separate your data is to partition your Mac hard drive. A partition splits your storage into two spaces, like putting a trunk divider in your car. The ...

It’s a good idea to check on the health of your Mac’s internal storage on a regular basis. You can do this using Disk Utility, an app that comes with every Mac. To run the check, you need to boot the ...

Disk Utility provides features for creating disk images, RAID, and repairing disks. In the second part of our deep dive, we'll look at those options. In part 1 of this series, we looked at the basics ...

Disk Utility is Apple's go-to macOS app for finding and repairing common disk errors, but if it's your Mac's internal disk that's the problem, then your Mac might not even start up into macOS.

Practically everyone has files or folders they keep on their Mac that they don't want anyone else to access. AppleInsider explains how to keep these files secure by turning a folder into a protected ...

MacFixIt reader Bill reports that performing a reformat of the iPod's hard drive in Apple's Disk Utility (located in Applications/Utilities) can sometimes work as a ...

Repair Disk isn’t the first option you should choose if your Mac is ailing, but it is helpful when (for example): Performance has degraded Data is missing You are experiencing degraded system ...