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 ...

First, make a full backup of your current Mac OS X installation -- preferably a clone ( try SuperDuper! or Carbon Copy Cloner). If something goes wrong, or you experience a major incompatibility after ...

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 — ...

Leave all Apple-installed components where they are. Don't, for example, move Safari out of /Applications, or move your user Home folder. In System Preferences > Software Update, make certain that ...

The only Mac to launch since Tahoe was released is the M5 MacBook Pro, so owners of that system will need Tahoe or newer. If ...

I’m still in the very early stages of poking at macOS 15 Sequoia ahead of our customary review later this fall, and there are quite a few things that aren’t working in this first developer beta. Some ...

Microsoft may still dominate the operating system market, but Linux and Apple’s Mac OS platforms were the fastest-growing in 2010, according to new data from Gartner. Worldwide operating system ...

Until recently if you wanted to upgrade (or downgrade) old Mac to Mac OS X Lion (from 2011) or Mountain Lion (from 2012) you needed to pay Apple and the company would send you a special download code ...

About nine months ago, I acquired a 13-inch MacBook Air. At that point, the first Ultrabooks had been announced but were not yet shipping. Even so, I might have waited, except that the Ultrabooks I’d ...

Spotify and Slack weren't even a thing 22 years ago, but driven by curiosity and an interest in the evolution of user interfaces, graphic designer Michael Feeney has painstakingly reimagined them and ...