Apple Inc.’s new macOS Tahoe 26 will be the final Mac operating system software that will work on Macs running Intel Corp. processors, the company said Monday following its developer conference. The ...

So I'm backing up my classic Mac OS software: Applications, Application installers, extensions, and other files. As we all know the classic Mac OS is fond of data and resource forks and not file ...

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 ...

On the 20th anniversary of macOS, longtime PCMag contributor Edward Mendelson rhapsodizes about just what makes Apple's software so unique. Furthermore, it seems to have been getting everything right ...

If you are working on a computer that bears the Apple logo, you are natively running an operating system called macOS, short for Mac operating system. First introduced back in 1984 for the legendary ...

There are a number of third-party software and hardware products that are incompatible with Mac OS X 10.5.x (Leopard). Incompatibility can mean many different things. It can mean: a product loses some ...

While old Apple hardware is mostly long-gone, there are ways to run some of your antique software on your current Mac. Here's how to get started emulating old Apple computers on your new machine. At ...

Mac developers are currently in the midst of a major hardware architecture transition. But for some app makers, this is the third time that they have done this. Although the transition is expected to ...

(For those new to the column, Forward Migration is our term for companies moving from Wintel machines to Macs — or at least adding or increasing the number of Macs they use. A forward migration kit is ...