Sometimes OS X's Disk Utility may show errors with a drive when it's run from one location, but will describe the drive as perfectly healthy when run from another. Topher, an avid Mac user for the ...

The OS X Finder accounts for temporary space used by background services, while Disk Utility and other tools do not. Topher Kessler MacFixIt Editor Topher, an avid Mac user for the past 15 years, has ...

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 ...

It’s a good idea to check on the health of your Mac’s internal storage on a regular basis. You can do this using Disk Utility, an app that comes with every Mac. To run the check, you need to boot the ...

There are a few final useful utilities in Apple's Disk Utility you may not be aware of. Here's how to use them the continued exploration of the macOS tool. In the previous three installments of this ...

This tip is especially handy for Mac OS X Lion users, but it should even work with Mac OS X Snow Leopard too. You’ll be able to activate a hidden debugging menu and other hidden secrets in the 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.

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 ...

For years I've been deploying Macs by using Disk Utility to image the boot drive from a .dmg file. Aside from having to make a new image every time new hardware comes out it's a very convenient system ...

A handful of macOS apps let you make near-exact copies of your Mac's storage devices, which can be handy for backing up in case of a data emergency. Sometimes it's handy to make a full, complete, ...