The present disclosure provides a processing method. The method includes outputting first content in a first display area of a first display device, the first content including an identification object, the edge of the first area being an edge area between the first display area and a second display area of a second display device; receiving a movement instruction for moving the identification object from the first display area to the second display area; and moving the identification object from a first position in the first display area to a second position in the second display area in response to the movement instruction, the first position being a position on the edge of the first area.