Where Can I Download Older Versions Of macOS? Thankfully, it’s pretty easy to download older versions of macOS. As a matter of fact, Apple has a support document called How to download macOS, which ...

Don't get an old version of macOS because, say, you're short on drive space and the smaller footprint of, say, OS X Tiger is appealing. (Modern Macs won't run the Tiger installer even if you can ...

As for Mac OS (Old School), it’s free save for a tweet. Download it here. [Hat tip: Core77] ...

Mac OS X 10.4.7 for Intel re-released; now posted -- how to determine if you have the old or new version ...

Installing OS X on an external drive is a piece of cake. Even if you already have El Capitan installed on your Mac, you can download the installer for free from the App Store.

Mac OS Old School is a high-quality recreation of the icons and wallpaper from Apple’s 1984 OS adapted for modern computers.

Just as it's not possible to see what Android 1.0 was like when it was new, installing Mac OS 9 on an old PowerBook in 2014 does not actually show you what it was like to use Mac OS 9 in 1999.