Having a secondary boot volume is almost a necessity for troubleshooting some problems with Macs. Here are some options for creating boot disks. Topher, an avid Mac user for the past 15 years, has ...

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 ...

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 ...

Previously we created an installation image from a fresh copy of the El Capitan installer. This week we’re going to use a tool called AutoDMG to install OS X (or is that macOS?!?) and a couple of ...

[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).] ...