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 ...

[Editor’s note: This article is part of our series of articles on installing and upgrading to Lion (OS X 10.7). We also have a complete guide to installing and upgrading to Mountain Lion (OS X 10.8).] ...

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 ...

It's easy to make boot disks on old Macs for older hardware, but as the years have gone on, it's gotten a little more difficult. Here's how to make classic Mac OS 9 and early Mac OS X boot media on ...

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 ...

There are several common ways people can verify file system integrity in OS X, including booting to Safe Mode, using Disk Utility, or running the 'fsck' tool. These options have had some people ...

When your small business creates a bootable disk for its Mac computers from ISO disk images, there's a difference between an ISO file and the disk image it contains. If you burn the file to a blank ...

Mavericks (OS X 10.9) doesn’t ship on a disc. Instead, it’s available only as an installer app downloadable from the Mac App Store, and that installer doesn’t ...

Lion, Apple’s latest update to Mac OS X, has modest improvements in many areas, but few marquee features for veteran users. Jeff Carlson detailed those (Personal Technology, July 23), and explained ...