What are the four 4 principles of usability testing?
1) Determine whether testers can complete tasks successfully and independently. 2) Assess their performance and mental state as they try to complete tasks, to see how well your design works. 3) See how much users enjoy using it. 4) Identify problems and their severity.
What is user testing in design?
UX user testing is the process of collecting information about usability and overall user experience from actual users during the design process. This is done through a variety of user testing methods, including card sorting, surveys, interviews, and observation.