Today, Apple officially releases Mac OS X 10.4 (Tiger) -- a major update that will be installed by thousands of early adopters (many users received their copies a week ago) in its first few hours 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).] ...

Last night Apple released Mac OS X 10.3.7 in both client and server versions. For release notes and recommended upgrade procedure, see yesterday's coverage. Disconnect all FireWire devices before ...

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 ...

[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).] ...

(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 ...

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 ...