A display module, comprising an organic light-emitting diode, OLED, display screen , an optical fingerprint module and a display screen protective layer , wherein the optical fingerprint module is located on a surface of the display screen away from a light-out surface; the optical fingerprint module comprises a sensor , a packaging layer for packaging the sensor and a flexible printed circuit board connected to the sensor ; the sensor comprises a fingerprint detection area , the packaging layer packages the sensor with the fingerprint detection area on the sensor exposed; the flexible printed circuit board is configured to transmit a signal detected by the sensor ; characterized in that the display screen protective layer is located on the surface of the display screen away from the light-out surface; a through hole is disposed at the display screen protective layer ; the display screen protective layer is fixedly connected to the display screen ; a vertical projection of the fingerprint detection area of the optical fingerprint module on the light-out surface of the display screen is located inside a display area of the display screen , and light is able to be transmitted through the display screen and the through hole to the fingerprint detection area ; the optical fingerprint module is connected to the display screen protective layer by using a middle frame , the optical fingerprint module is bonded to the middle frame by using a bezel adhesive , wherein a second through hole is disposed at the middle frame ; the bezel adhesive is applied around the fingerprint detection area of the sensor and is bonded to the packaging layer ; and there is an air layer between the fingerprint detection area and the display screen . the optical fingerprint module is located on a surface of the display screen away from a light-out surface; the optical fingerprint module comprises a sensor , a packaging layer for packaging the sensor and a flexible printed circuit board connected to the sensor ; the sensor comprises a fingerprint detection area , the packaging layer packages the sensor with the fingerprint detection area on the sensor exposed; the flexible printed circuit board is configured to transmit a signal detected by the sensor ; characterized in that the display screen protective layer is located on the surface of the display screen away from the light-out surface; a through hole is disposed at the display screen protective layer ; the display screen protective layer is fixedly connected to the display screen ; a vertical projection of the fingerprint detection area of the optical fingerprint module on the light-out surface of the display screen is located inside a display area of the display screen , and light is able to be transmitted through the display screen and the through hole to the fingerprint detection area ; the optical fingerprint module is connected to the display screen protective layer by using a middle frame , the optical fingerprint module is bonded to the middle frame by using a bezel adhesive , wherein a second through hole is disposed at the middle frame ; the bezel adhesive is applied around the fingerprint detection area of the sensor and is bonded to the packaging layer ; and there is an air layer between the fingerprint detection area and the display screen . <EOS>