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.

THE SET UP:<BR><BR>I have a Mac Pro with two internal hard drives. The first one is partitioned, with a Windows Vista partition and an OS X partition containing the OS, all apps, etc. (The second hard ...

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 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 ...

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 ...