Users often assume a beautiful interface equals a great product, but visual appeal can mask underlying flaws such as clunky workflows or bugs.UX expert Kathryn Whitenton warns that attractive design can hide UI problems, leading teams astray by equating polish with quality.Good looks do not fix functionality issues; an app can look good but perform poorly, highlighting the disconnect between appearance and usability.Making design decisions based solely on aesthetics can result in creating art rather than user-centered products that are usable and reliable.