The main innovations in Windows 11 are described. The installation of the system on both a physical computer and a virtual one (VMWare) is considered. The description of the new system interface and the changed Start button, the Snap Layouts window layout, new standard applications, the new version of the Edge browser is given. Useful file operations, computer configuration tools, user account management, Windows 11 administration and some Windows functions that many users did not even know existed are considered.