What is the function of user testing in UX?

User testing plays a crucial role in the user experience (UX) design process by allowing designers and stakeholders to gather insights that inform design enhancements. During user testing, real users interact with the product, providing valuable feedback on usability, functionality, and overall satisfaction. This feedback helps identify areas where the product may fall short, as well as opportunities to improve the user interface and experience.

By understanding how users engage with the product, designers can make informed decisions that lead to optimized design solutions that better meet user needs. This iterative process supports the development of a more user-centered product, ultimately enhancing user satisfaction and increasing the likelihood of successful adoption.

The other options, while relevant to various aspects of business and product development, do not align with the primary purpose of user testing in the context of UX. Evaluating product costs pertains more to financial analysis, creating marketing strategies focuses on promoting products rather than improving user experience, and training design teams addresses skill development rather than direct user feedback. Therefore, the primary function of user testing remains gathering insights that lead to meaningful design enhancements.