How many times have you been asked what operating system version you use, and you haven’t got a clue? The question is often asked when you’re seeking technical support for software or hardware issues, ...

Released in 1987, Version 1.0 was written for the 16-bit 286. DOS compatibility was limited to about 500K. Version 1.3 (OS/2 Lite) used only 2MB RAM instead of 4MB and included Adobe Type Manager. The ...

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 ...

In the annals of PC history, IBM’s OS/2 represents a road not taken. Developed in the waning days of IBM’s partnership with Microsoft—the same partnership that had given us a decade or so of MS-DOS ...

New Mac models have the current macOS pre-installed by default. Some MacBooks, however, pack an older OS version rather than the latest macOS Sonoma. Or, if you have an older Mac or purchase a ...

Downgrading an operating system is the process of switching from a current version to an older one. As its name suggests, it's pretty much the opposite of updating your machine to a newer software ...

So your OS names are going to seem to leap forward to 26 soon. Photo: Rajesh Pandey/Cult of Mac Apple might make a major change to the naming convention for all its operating systems this year, ...