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 ...

[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).] ...

First, keep in mind that Panther is a major upgrade to Mac OS X, with significant changes to both the visible feature set and the underlying code. As such, many third-party utilities and applications ...

A bootable Mac OS X thumb drive comes in handy when you need to troubleshoot OS issues for yourself, your family, or your friends. It’s also extremely useful for keeping your basic setup consistent ...

Apple hasn’t shipped operating systems on physical media in a full decade, but there are still good reasons to want a reliable old USB stick for macOS Catalina. Luckily, it's not hard to make ...

This article guides you through the process of performing a clean installation of macOS 10.15 Catalina using the bootable USB drive method, rather than upgrading your Mac using Apple's standard ...

Make sure your hard drive is in good shape: Boot from the OS X Install CD and run Disk Utility's Repair Disk function (or use a third-party drive utility such as DiskWarrior or TechTool Pro). When ...