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 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.

A step-by-step guide to fixing a black screen on MacBook Pro or an external monitor.

The First Aid feature in Apple’s Disk Utility (/Applications/Utilities) represents one of the oldest and most helpful repair utilities available for your Mac. But ...

When it comes to Mac OS X troubleshooting and maintenance, Repairing permissions may be the most frequently recommended course of action. It’s also easily the most maligned. The procedure has taken ...

Repairing Disk Permissions. Not exactly a topic that you would expect to spark much controversy. Yet, surprisingly, it is the focal point of a rather heated debate. The command itself is innocuous ...

When your MacBook hangs at startup, it could indicate a hardware- or software-related issue. Hardware-related issues can be detected by running Disk Utility. If your hard drive is failing, you should ...

Disk Utility is a hard disk management application that comes with the Mac operating system. The software offers a number of hard drive management functions, including the ability to partition and ...

When Mac OS X 10.7 Lion introduced full disk encryption, called FileVault 2, it was a huge improvement over the original FileVault, which only encrypts a user’s home folder. And because of the ...