If you receive an error message indicating that your Mac's firmware is out-of-date, and hence cannot accept installation of Mac OS X from a CD/DVD -- specifically ...

(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 ...

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 ...

A reader sent us this tip for insuring that Mac OS X performs a clean install when applied to a volume which already contains a copy of the OS. Paul Christensen writes: "I accidentally replaced the ...

Apple has released Mavericks (OS X 10.9), but before you rush out and install the new OS, you’ll want to get your Mac ready for the upgrade. As with Mountain Lion (OS X 10.8) last year, and Lion (OS X ...