System software is a program designed to run a computer's hardware and applications and manage its resources, such as memory, processors, and devices. It also provides a platform for running application software, and system software is usually bundled with the computer's operating system. System software is software designed to provide a platform for other software. Examples of system software include operating systems (OS) (such as macOS, Linux, Android, and Microsoft Windows).Software is a set of instructions, data, or programs used to operate computers and execute specific tasks.
It's the opposite of hardware, which describes the physical aspects of a computer. Software is a generic term used to refer to applications, scripts and programs that run on a device. It can be thought of as the variable part of a computer, while the hardware is the invariable part.