An electronic device is provided that includes a display, a rear panel including a protective layer directly below the display and including an opening aligned with a fingerprint recognition area of the display, a fingerprint sensor disposed below the rear panel and aligned with the opening, the fingerprint sensor being configured to acquire image information to be used for authentication of a fingerprint corresponding to an object that approaches the fingerprint recognition area based at least partially on light radiated from a plurality of pixels of the display and reflected by the object, and a processor configured to cause the display to change at least one of a luminance or color of the fingerprint recognition area when a function associated with fingerprint recognition is performed.