Source record

Published by Nielsen Norman Group (T1.5 source). The original is at https://www.nngroup.com/articles/usability-101-introduction-to-usability/?utm_source=rss&utm_medium=feed&utm_campaign=rss-syndication.

Pipeline notes

The summary and note below are generated by the signal pipeline — they are Beyond Desk’s reading, not quotations from the source.

Usability measures how easily people complete tasks with a design. Nielsen Norman Group recommends observing representative users perform realistic tasks early in development and repeating that testing throughout the design process.

The testing loop provides a concrete check for whether an agent interface supports real tasks, rather than merely exposing expected controls.

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