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 ...

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 ...

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 ...

This article is for people whose Macs came preinstalled with Mavericks. If you can download the Mavericks installer from the Mac App Store, you should instead use our standard instructions for ...

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 ...

Installing an operating system needs an essential component, which is a bootable USB drive. You can plug it into any system with a compatible BIOS/UEFI and boot from it. It's a common practice ever ...

[url=http://arstechnica.com/civis/viewtopic.php?p=25537273#p25537273:i88v4p9p said: barefootguru[/url]":i88v4p9p]For Mountain Lion I just ran the installer to put a ...

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 ...

[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).] ...

How best to back up ONLY Mac OS 9.2.2?<BR><BR>My OS 9.2.2 install now has a Sonnet extension that allows me to run a 1.7 GHz 7447A. I have no use for OS 9, but it'd be nice to have a backup of it ...