

The latest version is Windows Server 2022. Windows Server: The operating system for server computers.Usage share of operating systems § Market share by category). The main competitor of this family is macOS by Apple for personal computers and iPadOS and Android for tablets (c.f. Windows: The operating system for mainstream personal computers and tablets.It now consists of three operating system subfamilies that are released almost at the same time and share the same kernel:


The first version of Windows was released on November 20, 1985, as a graphical operating system shell for MS-DOS in response to the growing interest in graphical user interfaces (GUIs). Defunct Windows families include Windows 9x, Windows Mobile, and Windows Phone.

For example, Windows NT for consumers, Windows Server for servers, and Windows IoT for embedded systems. Each family caters to a certain sector of the computing industry. Microsoft Windows is a group of several proprietary graphical operating system families developed and marketed by Microsoft.
