Has it really been that long? 24 March 2021 marked the 20th anniversary of Mac OS X. For those of us who were there to witness its release, it’s stunning to think that most of today’s Apple users ...

Apple’s macOS operating system has changed a lot over the last 25 years, with new features and designs coming and going as the decades have passed. Even the name has been adjusted, starting out as Mac ...

The first official public version of Mac OS X launched by Apple on March 24, 2001 wasn't a success at first, but it powered the Mac through the next 19 years until macOS Big Sur came out with Apple ...

Leopard sports a series of changes both under the hood and in its user interface that improve the performance and usability of the Mac desktop for individual users, and combine to deliver new ...

Ten years ago Apple bestowed a new operating system unto the world, Mac OS X. A merger of NeXTStep and the Classic Mac OS, OS X finally delivered Apple’s first major evolution in OS design after a ...

OS X may be retired, but it deserves to be remembered. Take a trip back with these 14 key milestones in the double-decade history of the operating system that helped transform a nearly bankrupt Apple ...

Today marks the 20th anniversary of Mac OS X, the Mac operating system that changed everything. Arriving only a couple years after the first iMac, it helped forge Apple’s image as the king of cool — ...

Macworld If you have an old Nintendo Wii gathering dust in storage, developer Bryan Keller has come up with a clever new use for it: running a classic version of Mac OS X. It’s not as simple as simply ...

Here is my step-by-step process, start to finish, installing the Mac OS X 10.5.8 update, including observations and notes along the way. Step one: Control my nerdy excitement. Waking up today brought ...

Back when Ars Senior Products Editor Andrew Cunningham was forced to work in Mac OS 9 by his colleagues in September 2014, he quickly hit a productivity wall. He couldn’t log in to his Ars e-mail or ...

Another date bug solution Response to our Apple CHUD Tools workaround for the date bug has been excellent, with most readers reporting that the problem is solved - though they are still stuck changing ...

I'm a bit confuzeled as to the specifics of the Mac OS ROM file in OS 9. It is my understanding that prior to 9 (or maybe earlier) the ROM on the chip was no longer used by the OS, but rather it uses ...