Usability testing allows to test a product or service usability and help identifying interaction problems and ways to enhance a product or service.

They are run by structuring a series of tasks the user need to complete without the guidance of the interviewer. During each task, participants are asked to comment aloud about what they are doing and explain what they are trying to achieve.

They are usually run in usability labs and, if the service to test is digital, they may also use an eye-tracking software or or software able to record the user interactions with the screen as well as their face.

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