The first Mac software was called System 1 and it was released on January 24, 1984, and there have been 30 major updates since. Apple rebranded to Mac OS with the release of mac OS 8 on July 26, 1997.
When it comes to switching from Windows, there’s the Mac and then there’s everything else. Apple’s Mac is the only computer ...
It replaced the polished but limited Mac OS9 with a UNIX-underpinned reimagining of computer operating systems.