Microsoft has introduced a redesigned Run dialog box for Windows 11, utilizing the modern UI framework WinUI 3. The new interface features improved speed, quick access to the home directory via the ~ command, and icons for frequently used programs. The browse button has been removed, a change that affects only 0.0038% of users based on data from a sample of 35 million. The new Run box is optional, allowing users to revert to the legacy interface if desired. This update is part of Microsoft's Windows K2 initiative aimed at enhancing performance and reliability for various users.