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 ...

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 ...

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 ...

Apple's security layers fight the good fight, but malware and suspect applications can still be installed if warnings are ...

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 ...

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 ...

It’s an age-old question among Apple fans: Does your Mac need antivirus software? Traditionally, the popular answer has been no — Macs have strong built-in protections, the argument goes, and ...

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 ...

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 ...

I put an entire 1991 Macintosh Quadra with Mac OS 8.1 into an Electron app, together with a bunch of apps and games. It runs on Windows, macOS, and Linux... and JavaScript. Again: I'm sorry. You won’t ...

(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 ...