New version of Disk Utility can fix "overlapped extent allocation" errors 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 ...

We previously noted several limitations of Mac OS X 10.3's Disk Utility, which is supposed to replicate much of the functionality present in Mac OS X 10.2's Disk Copy. Among the noted limitations are ...

To format a hard drive before you start using it in Windows, use the Disk Management utility; on a Mac, use Disk Utility.

Poor Disk Utility. It seems fated to remain one of Mac OS X’s most underappreciated utilities. If you’ve even launched it at all, chances are you haven’t gone beyond using its First Aid features to ...

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 ...

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 ...

Mac OS X Mountain Lion gives users several ways to access the Terminal and three common options for formatting a hard drive. You can launch Terminal within Mac OS X to format hard drives currently not ...

Disk Diag from Rocky Sand Studio Ltd. is another one-trick* pony utility for Mac OS X. Updated in December, it simply scans your home folder to locate unneeded files, which you can choose to delete.

Paragon Software Group’s (PSG) Paragon Disk Wiper 15 for Mac OS X Free (http://www.paragon-software.com/home/dw-mac/) is a utility to clean hard disks and SSDs or ...