A cooking appliance comprising a main body having a cavity , and a door for opening and closing the cavity , wherein the door includes: a display module disposed on a front of the door ; a shielding unit disposed behind the display module , for shielding electromagnetic waves generated in the main body ; and at least one camera configured to capture at least one place among a front or a lower portion of the door , or the cavity ; wherein the shielding unit comprises a shielding plate having one side rotatably coupled to the main body , and the at least one camera includes a camera mounted on the shielding plate and disposed to capture a state of the cavity ; characterized in that : the door includes a supporter detachably mounted on the shielding plate , wherein the camera disposed to capture the state of the cavity is mounted on the supporter ; and wherein the supporter includes: - a body on which the camera disposed to capture the state of the cavity is mounted; - a mounting member formed to protrude from both sides of the body , and detachably mounted on a bracket of the shielding plate ; and - a support member formed to protrude from upper and lower ends of the body , and coming into contact with one surface of the shielding plate to support the supporter . a display module disposed on a front of the door ; a shielding unit disposed behind the display module , for shielding electromagnetic waves generated in the main body ; and at least one camera configured to capture at least one place among a front or a lower portion of the door , or the cavity ; wherein the shielding unit comprises a shielding plate having one side rotatably coupled to the main body , and the at least one camera includes a camera mounted on the shielding plate and disposed to capture a state of the cavity ; characterized in that : the door includes a supporter detachably mounted on the shielding plate , wherein the camera disposed to capture the state of the cavity is mounted on the supporter ; and wherein the supporter includes: - a body on which the camera disposed to capture the state of the cavity is mounted; - a mounting member formed to protrude from both sides of the body , and detachably mounted on a bracket of the shielding plate ; and - a support member formed to protrude from upper and lower ends of the body , and coming into contact with one surface of the shielding plate to support the supporter . the door includes a supporter detachably mounted on the shielding plate , wherein the camera disposed to capture the state of the cavity is mounted on the supporter ; and wherein the supporter includes: - a body on which the camera disposed to capture the state of the cavity is mounted; - a mounting member formed to protrude from both sides of the body , and detachably mounted on a bracket of the shielding plate ; and - a support member formed to protrude from upper and lower ends of the body , and coming into contact with one surface of the shielding plate to support the supporter . - a body on which the camera disposed to capture the state of the cavity is mounted; - a mounting member formed to protrude from both sides of the body , and detachably mounted on a bracket of the shielding plate ; and - a support member formed to protrude from upper and lower ends of the body , and coming into contact with one surface of the shielding plate to support the supporter . <EOS>