Having a secondary boot volume is almost a necessity for troubleshooting some problems with Macs. Here are some options for creating boot disks.

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 ...

How to create a bootable, backup Mountain Lion install disk Need to install Mountain Lion on multiple Macs? Here's how to do it.

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 ...

If you're trying to install a new operating system or flash your BIOS, you're going to need a bootable USB drive - here's how to make one.

We take a look at a couple of different ways to load another boot disk on your Mac.

You can make a bootable MS-DOS disk using the utilities built into Windows XP. Alternatively, you can create an image of the Windows XP files to use as a bootable disk.

How to make your own bootable OS X 10.10 Yosemite USB install drive Setting up lots of Macs? Want an offline installer? Here's how to roll your own.