It won't cure all of your Mac's ills, but a quick and easy first step toward bringing a sluggish Mac back to health is using OS X's Disk Utility to repair disk permissions. Matt Elliott Senior Editor ...

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 ...

Mac OS X 10.4.3 includes a fairly significant update to Apple's Disk Utility (located in Applications/Utilities). First, the new release can verify your computer's ...

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.

OS X’s Disk Utility—which enables you to format, partition, repair, and perform other kinds of maintenance on disks (including SSDs, flash drives, and disk images)—is good for what it does. Yet for ...

What it is: Daisy Disk is Mac utility software that, sadly works only on machines running OS 10.5 and later, because it’s the kind of thing that could make you want to investigate your hard disk daily ...

Some Mac users report that their Mac or MacBook cannot read the inserted disk with the error code: “The disk you attached was not readable by this computer.” This ...

When Disk Utility reported my Powerbook's hard drive had an "invalid key length" that could not be repaired I was more than a little concerned. Thankfully, Mac disk recovery tool Disk Warrior was able ...

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 ...