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 ...

MacOS High Sierra is here. Find out if your Mac can run Apple's next computer operating system and, if so, how to download and install it. Matt Elliott is a senior editor at CNET with a focus on ...

(Note: This guide is adapted from one I found buried in Google's cache, so I thought Ars might appreciate a more accessible, updated version.)<br><br><b>Introduction</b><br><br>We all know that OS X ...

If you have a spare hard drive lying around, you could use the existing recovery partition to install the OS on to that, even if just temporarily. If you have a friend with a Mac, he could download ...

Like Lion (OS X 10.7) before it, Mountain Lion (OS X 10.8) doesn’t ship on a disc—it’s available only as an installer app downloadable from the Mac App Store ...

With OS X 10.7 Lion now available on the Mac App Store, a lot of people will be upgrading their Macs today. Even though the install process makes Lion the easiest upgrade yet, though, there’s a right ...

If you're looking to get a notebook to install Mac OS X on, I recommend the Dell Mini 9. It's one of the best, no-compromises platforms according to the BoingBoing compatibility chart for netbooks ...