Bootable disc image files may contain all the data necessary to create a disc from which computers can boot, but if you want them to work, you can't just burn them to a disc the way you would regular ...

The most common method is to boot from a Mac OS X Install disc, run the Installer utility and install a new copy of Mac OS X. The other common alternative is to create a bootable (mirrored or cloned) ...

Apple has released Mac OS X Lion in the Mac App Store for $30. Separately, Apple will also begin offering Lion on a USB thumb drive in Apple stores come August. Right now, you can grab Lion from the ...

If your Mac has multiple bootable disks—via either a partitioned internal disk or external FireWire drives—you’re probably very familiar with the Startup Disk System Preferences panel. As you’d guess ...

When something goes wrong with your Mac, it's a boon to have a separate, external drive that you can work from — but Apple no longer makes that easy. Here's how to do it. The short answer to how you ...

Apple only sells OS X Mountain Lion as a digital download in the Mac App Store. The installer weighs in at a hefty 4.05GB, but the good news is that you can install your copy of Mountain Lion on all ...

Mac users who have a need to run Windows applications or games may have good reason to keep an eye on the development of Windows 7, due for release later this year. Among its features are easier setup ...

Posts from this topic will be added to your daily email digest and your homepage feed. If you can’t get into macOS, there are a few tricks to try. If you can’t get into macOS, there are a few tricks ...

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 ...

Apple just added an important security feature for iMac Pro users, one that allows users to precisely control which storage devices are allowed to boot up their Macs. It’s called Startup Security ...

In last month’s column, I described the hurdles that Mac OS X puts in your way when you try to create a bootable disc, especially a custom bootable CD, DVD or flash drive. I offered various solutions ...