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 ...

(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If you receive an error message indicating that your Mac's firmware is out-of-date, and hence cannot accept installation of Mac OS X from a CD/DVD -- specifically ...

Before you fork over $30 for OS X Lion, be sure to check whether your apps and hardware will support Apple's new OS. Share on Facebook (opens in a new window) Share on X (opens in a new window) Share ...

It says that it's got a 1.5TB hard disk, when there are 3x 500GB drives physically installed. What I'd like to do is remove all but 1 functioning disks and re-install Mac OS X so that I have a ...

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 has published a Knowledge Base article suggesting that users experiencing the Keynote VRAM limitation bug - first reported on MacFixIt - archive and re-install Mac OS X 10.2.x. The note says: ...

Apple’s new operating system, Mavericks has been available to download since the end of October 2013. It’s a free upgrade for all versions of Mac OS X going back to 2009 – that’s Snow Leopard and ...

It’s highly unlikely Apple will ever give us an iPad that runs macOS — and that’s OK. Because with a few tricks (that do not require a jailbreak), you can ...