Usability Heuristic 4: Consistency and Standards

Summary: No. 4 of the top 10 UX design heuristics is to stick to UI conventions and follow existing standards, so that users know what to expect and how to operate the interface.

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10 Usability Heuristics for User Interface Design

Jakob Nielsen's 10 general principles for interaction design. They are called "heuristics" because they are broad rules of thumb and not specific usability guidelines.

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Kate Moran is a Senior User Experience Specialist with Nielsen Norman Group. She conducts research and leads training seminars to help digital product teams expand and improve their UX practice. Her research findings and recommendations are informed by her background in information theory and design, as well as her development experience.

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