Several readers responded to our item yesterday on installing an English language version of the Mac OS on new iBooks with international version of the Mac OS pre-installed. Here are the highlights: ...

The first Mac software was called System 1 and it was released on January 24, 1984, and there have been 30 major updates ...

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 ...

It replaced the polished but limited Mac OS9 with a UNIX-underpinned reimagining of computer operating systems.