Which Windows is a single user operating system?

Single-User/Multitasking OS

Examples include Microsoft Windows and Macintosh OS.

Is Windows a single user system?

Single-user, multi-tasking – This is the type of operating system most people use on their desktop and laptop computers today. Microsoft’s Windows and Apple’s MacOS platforms are both examples of operating systems that will let a single user have several programs in operation at the same time.