User User (computing) User interface End user User profile User identifier User-centered design Power user User innovation Graphical user interface User-Agent header Linux user group User story User experience 3D user interaction User-generated content Multi-user software User interface design User experience design User agent Voice user interface Organic user interface User guide Macintosh User Group User advocacy User research User review Registered user Users' group End-user development 10-foot user interface Tangible user interface Roaming user profile User illusion User-mode Linux Sinclair User Zooming user int…

terface Single-user mode User fee User requirements document The Micro User Intelligent user interface User assistance User space and kernel space Text-based user interface User interface management system User information Fast user switching User Friendly User interface markup language IBM Common User Access Amstrad Computer User Active users End-user license agreement Closed user group User model Adaptive user i

nterface Natural user interface User intent User error Acorn User Apple User Group Connection User-subjective approach Journal of Organizational and End User Computing Lazy user model User–network interface Object-oriented user interface Toolkits for user innovation User Account Control User-Mode Driver Framework Z User Group User-defined function Attentive user interface Atari ST User User interface modeling Console user interface User environment management Unique user Persona (user experience) User activity monitoring Principles of user interface design History of the graphical user interface Multi-user dungeon Multi-u