The importance of user experience (UX) design lies in its focus on enhancing user satisfaction through improved usability, accessibility, and interaction. Good UX design ensures that products are intuitive, enjoyable, and meet user needs effectively, leading to increased engagement and loyalty. It can significantly impact the success of a product, as a well-designed experience can differentiate it from competitors, while poor UX can drive users away. Additionally, effective UX design often results in lower support costs and better customer feedback, contributing to a positive brand image.