<P> macOS ( pronounced / ˌmækoʊˈɛs / ; previously Mac OS X and later OS X ) is the current series of Unix - based graphical operating systems developed and marketed by Apple Inc. designed to run on Apple 's Macintosh computers ( `` Macs '' ) . It has been preinstalled on all Macs since 2002 . Within the market of desktop , laptop and home computers , and by web usage , it is the second most widely used desktop OS after Microsoft Windows . </P>
<P> macOS ( pronounced / ˌmækoʊˈɛs / ; previously Mac OS X and later OS X ) is the current series of Unix - based graphical operating systems developed and marketed by Apple Inc. designed to run on Apple 's Macintosh computers ( `` Macs '' ) . It has been preinstalled on all Macs since 2002 . Within the market of desktop , laptop and home computers , and by web usage , it is the second most widely used desktop OS after Microsoft Windows . </P>
what is the name of the latest version of apple 's os x operating system
what is the name of the latest version of apple 's os x operating system
macOS
macOS