Microsoft Windows, commonly known as Windows, is a widely used operating system developed by Microsoft. First released in 1985 as a graphical extension for MS-DOS, Windows has since evolved into various versions, each offering a user-friendly interface and a robust platform for personal computers, servers, and mobile devices. Windows dominates the desktop operating system market with its intuitive interface, extensive software compatibility, and regular updates introducing new features and security enhancements. Its ecosystem supports a wide range of applications and hardware configurations, making it a cornerstone of computing for both consumers and businesses worldwide.