I'm hoping someone here can answer my question. I have a friend at work that would like to upgrade to Leopard from Tiger, but is a little gun shy after hearing about install related issues with it.

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 ...

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 ...

There's always been a wide range of opinion in the Mac pro community about how one should install a major release of Mac OS X (and even for the Classic Mac OS in the days). Apple offers a range 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).] ...