An electronic device, comprising: a housing defining an opening; a slide door moveable along a first direction to cover or expose the opening; a forcible open blocker that is moveable in a second direction perpendicular to the first direction to block opening of the slide door when in a first position, and to release blockage of the opening of the slide door when in a second position, wherein the forcible open blocker includes an elastic member to provide an elastic force for the forcible open blocker to return to the first position re-blocking the opening; a driving actuator; a link connecting the slide door and the driving actuator, the link including: a protruding portion formed on one surface of the link and is configured to push the forcible open blocker; and a ring-like portion configured to engage with a protrusion of the slide door, wherein the link is configured to move linearly along the first direction in accordance with a driving operation of the driving actuator to move the slide door; wherein when the link moves in the first direction in accordance with the driving operation of the driving actuator to open the slide door, the protruding portion pushes against the forcible open blocker in the second direction to move the forcible open blocker from the first position to the second position and release the blockage of the opening, wherein the forcible open blocker is forced by the elastic member to return to the first position when a pushing pressure of the protruding portion of the link is released; and a processor configured to: receive an external input signal and identify whether to expose or cover the opening based on the external input signal, and activate the driving actuator to expose or cover the opening according to a result of the identification. a housing defining an opening; a slide door moveable along a first direction to cover or expose the opening; a forcible open blocker that is moveable in a second direction perpendicular to the first direction to block opening of the slide door when in a first position, and to release blockage of the opening of the slide door when in a second position, wherein the forcible open blocker includes an elastic member to provide an elastic force for the forcible open blocker to return to the first position re-blocking the opening; a driving actuator; a link connecting the slide door and the driving actuator, the link including: a protruding portion formed on one surface of the link and is configured to push the forcible open blocker; and a ring-like portion configured to engage with a protrusion of the slide door, wherein the link is configured to move linearly along the first direction in accordance with a driving operation of the driving actuator to move the slide door; wherein when the link moves in the first direction in accordance with the driving operation of the driving actuator to open the slide door, the protruding portion pushes against the forcible open blocker in the second direction to move the forcible open blocker from the first position to the second position and release the blockage of the opening, wherein the forcible open blocker is forced by the elastic member to return to the first position when a pushing pressure of the protruding portion of the link is released; and a processor configured to: receive an external input signal and identify whether to expose or cover the opening based on the external input signal, and activate the driving actuator to expose or cover the opening according to a result of the identification. a protruding portion formed on one surface of the link and is configured to push the forcible open blocker; and a ring-like portion configured to engage with a protrusion of the slide door, wherein the link is configured to move linearly along the first direction in accordance with a driving operation of the driving actuator to move the slide door; wherein when the link moves in the first direction in accordance with the driving operation of the driving actuator to open the slide door, the protruding portion pushes against the forcible open blocker in the second direction to move the forcible open blocker from the first position to the second position and release the blockage of the opening, wherein the forcible open blocker is forced by the elastic member to return to the first position when a pushing pressure of the protruding portion of the link is released; and a processor configured to: receive an external input signal and identify whether to expose or cover the opening based on the external input signal, and activate the driving actuator to expose or cover the opening according to a result of the identification. receive an external input signal and identify whether to expose or cover the opening based on the external input signal, and activate the driving actuator to expose or cover the opening according to a result of the identification.