An electronic device may include: at least one protective member disposed in at least one area of the electronic device; at least one sensor configured to detect the drop of the electronic device; a protective member driving module configured to activate the protective member to change the shape of the protective member according to whether the drop of the electronic device is detected; and at least one processor configured to receive a drop sensing signal detected by the sensor and to control the protective member driving module to change the shape of the protective member.