It's called Mac OS and is actually a version of UNIX heavily modified by Apple. Linux is basically a copy of UNIX. Mac OS does not have a registry. Mac OS and Windows couldn't be more different. OSX (the X stands for 10) was the versions of Mac OS that had 10 as the major version number that ended with Catalina.
It's called Mac OS and is actually a version of UNIX heavily modified by Apple. Linux is basically a copy of UNIX. Mac OS does not have a registry. Mac OS and Windows couldn't be more different. OSX (the X stands for 10) was the versions of Mac OS that had 10 as the major version number that ended with Catalina.