Various versions of Microsoft's Windows operating system have existed since the 1980s. While the operating system got its start on personal computers, today, versions of Windows are available for a ...

An operating system is the essential software that's needed to run your computer's suite of software. Everything from video ...

What Is an Operating System? An operating system (OS) is the fundamental software that acts as the brain of your computer. It's the master program that orchestrates all the computer's operations, ...