.macOS is the operating system designed by Apple for its line of Mac computers. It provides a user-friendly interface and integrates seamlessly with other Apple devices, such as iPhones and iPads. macOS includes a variety of built-in applications and features, enhancing productivity and creativity for users. The system is known for its stability, security, and regular updates, which introduce new functionalities and improvements. Key features include the Dock for easy access to applications, the Finder for file management, and support for virtual desktops to organize workspaces efficiently.