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 ...

Apple Computer is putting the finishing touches on what could be the most important upgrade this year to its new operating system. But when the Cupertino, Calif.-based company will deliver Mac OS X ...

For Apple fans who rushed to the operating system last year, moving to version 10.2 means having to buy a new Mac or pay full retail for the software. Michael Kanellos is editor at large at CNET ...

At its developers conference Monday, Apple unveiled a near final version of Mac OS X Leopard, the sixth major release of what the company calls the "world’s most advanced operating system." ...

Apple Computer is expected to unveil on Tuesday a long-anticipated upgrade to the Mac operating system. Mac OS X version 10.1 is considered by many analysts, Mac users and software developers to be ...

Apple’s new operating system, Mavericks has been available to download since the end of October 2013. It’s a free upgrade for all versions of Mac OS X going back to 2009 – that’s Snow Leopard and ...