Some users are unable to properly run Disk Utility after applying the iTunes 6.0.2 update, receiving the error message: "Disk Utility lost connection with Disk ...

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.

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 ...

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 ...

I have a 20 GB disk with ~8GB used for an HFS+ partition and the rest is unallocated.<BR><BR>I'd like to add a second partition in that space and was wondering if I can just do that with OS X's disk ...