A display apparatus (200; 300; 400; 500) comprising: a display panel (210; 310; 410; 510) comprising a substrate, a display device and an encapsulation member encapsulating the display device; an optical functional layer (220; 320; 420; 520) on the display panel (210; 310; 410; 510); a circuit (230; 330; 430; 530) on a surface of the display panel (210; 310; 410; 510); a touch panel (270; 460) on the display panel (210; 410); and a reinforcement (240; 340; 440; 540) on a region of the main surface of the substrate on which the display device is disposed, which reinforcement (240; 340; 440; 540) does not overlap with the optical functional layer (220; 320; 420; 520) and the circuit (230; 330; 430; 530), wherein the region of the surface of the substrate is not covered with the encapsulation member, and the optical functional layer (220; 320; 420; 520) is located on the encapsulation member wherein the touch panel covers the optical functional layer and the reinforcement, wherein the reinforcement is between the substrate and the touch panel, and wherein the thickness of the reinforcement is greater than the thickness of the optical functional layer; characterised in that the display apparatus (200; 300; 400; 500) further comprises a cutting portion in at least a corner area of the display panel (210; 310; 410; 510), and wherein the cutting portion extends between two sides of the display panel (210; 310; 410; 510) and an edge of the cutting portion faces the reinforcement (240; 340; 440; 540), and wherein the reinforcement is located in an area surrounded by the edge of the cutting portion, the circuit, and the optical functional layer, when viewed in a plan view. a display panel (210; 310; 410; 510) comprising a substrate, a display device and an encapsulation member encapsulating the display device; an optical functional layer (220; 320; 420; 520) on the display panel (210; 310; 410; 510); a circuit (230; 330; 430; 530) on a surface of the display panel (210; 310; 410; 510); a touch panel (270; 460) on the display panel (210; 410); and a reinforcement (240; 340; 440; 540) on a region of the main surface of the substrate on which the display device is disposed, which reinforcement (240; 340; 440; 540) does not overlap with the optical functional layer (220; 320; 420; 520) and the circuit (230; 330; 430; 530), wherein the region of the surface of the substrate is not covered with the encapsulation member, and the optical functional layer (220; 320; 420; 520) is located on the encapsulation member wherein the touch panel covers the optical functional layer and the reinforcement, wherein the reinforcement is between the substrate and the touch panel, and wherein the thickness of the reinforcement is greater than the thickness of the optical functional layer; characterised in that the display apparatus (200; 300; 400; 500) further comprises a cutting portion in at least a corner area of the display panel (210; 310; 410; 510), and wherein the cutting portion extends between two sides of the display panel (210; 310; 410; 510) and an edge of the cutting portion faces the reinforcement (240; 340; 440; 540), and wherein the reinforcement is located in an area surrounded by the edge of the cutting portion, the circuit, and the optical functional layer, when viewed in a plan view.