An electronic device (101, 1001) comprising: a housing including a window facing in a first direction and a rear plate facing in a second direction opposite the first direction; a display disposed between the window and the rear plate, the display including: a first layer having a first surface disposed on the window and a second surface that faces in the second direction; a second layer (706, 707) having a third surface disposed on the second surface of the first layer, a fourth surface that faces in the second direction, and a first opening; and a conductive layer having a fifth surface disposed on the fourth surface of the second layer (706, 707), a sixth surface that faces in the second direction, and a second opening corresponding to the first opening, the second opening being larger than the first opening; a flexible printed circuit board, FPCB, disposed on the sixth surface of the conductive layer that faces in the second direction, and having a third opening corresponding to the second opening, the third opening being larger than the second opening; a frame structure on which the display and the FPCB are seated, and which is disposed between the FPCB and the rear plate and has a fourth opening corresponding to the third opening; a fingerprint sensor having at least a portion inserted into the fourth opening and facing in the first direction; and a dustproof member disposed between the display and the frame structure within the third opening and in contact with at least a portion of the conductive layer and the frame structure 110, surrounding the second and the fourth openings. a housing including a window facing in a first direction and a rear plate facing in a second direction opposite the first direction; a display disposed between the window and the rear plate, the display including: a first layer having a first surface disposed on the window and a second surface that faces in the second direction; a second layer (706, 707) having a third surface disposed on the second surface of the first layer, a fourth surface that faces in the second direction, and a first opening; and a conductive layer having a fifth surface disposed on the fourth surface of the second layer (706, 707), a sixth surface that faces in the second direction, and a second opening corresponding to the first opening, the second opening being larger than the first opening; a first layer having a first surface disposed on the window and a second surface that faces in the second direction; a second layer (706, 707) having a third surface disposed on the second surface of the first layer, a fourth surface that faces in the second direction, and a first opening; and a conductive layer having a fifth surface disposed on the fourth surface of the second layer (706, 707), a sixth surface that faces in the second direction, and a second opening corresponding to the first opening, the second opening being larger than the first opening; a flexible printed circuit board, FPCB, disposed on the sixth surface of the conductive layer that faces in the second direction, and having a third opening corresponding to the second opening, the third opening being larger than the second opening; a frame structure on which the display and the FPCB are seated, and which is disposed between the FPCB and the rear plate and has a fourth opening corresponding to the third opening; a fingerprint sensor having at least a portion inserted into the fourth opening and facing in the first direction; and a dustproof member disposed between the display and the frame structure within the third opening and in contact with at least a portion of the conductive layer and the frame structure 110, surrounding the second and the fourth openings.