There are a few reasons why you might want to install an old version of macOS or Mac OS X. Perhaps you are relying on software you have discovered doesn’t work properly with the newest version of ...

If you have a spare hard drive lying around, you could use the existing recovery partition to install the OS on to that, even if just temporarily. If you have a friend with a Mac, he could download ...

macOS Monterey version 12 is a stable, lightweight upgrade that works great on older Macs, and you can use the direct DMG or ISO links to download, install, upgrade, or downgrade your system easily.

Newbies to the Mac, especially those finding boxes of older Mac OS X discs in garage sales, flea markets and on eBay, may believe they can install the software on their Mac. Unless that software ...

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 ...

[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).] ...

This warning should be heeded by all users attempting to install a fresh copy of Mac OS X, then use Software Update to upgrade to Mac OS X 10.2.5. If install any iteration of Mac OS X prior to version ...

If you're looking to get a notebook to install Mac OS X on, I recommend the Dell Mini 9. It's one of the best, no-compromises platforms according to the BoingBoing compatibility chart for netbooks ...

Apple has announced prices and deployment plans for its education and business customers installing Mac OS X and Mac OS X Server, with licenses starting at $29.99 in volume. The company has published ...