Abstract: A control system, a control method, and a display apparatus included in a control system are provided. The control system includes a client apparatus and a display apparatus controlled by the client apparatus. The display apparatus is connected to a network and generates and displays an access object. The client apparatus is connected to the network, has a browser, captures the access object, and is connected to the display apparatus through the network according to information of the access object. The display apparatus provides an operation interface to the client apparatus through the network to display the operation interface in the browser of the client apparatus. The operation interface generates a control command based on operation performed therein by the client apparatus. The display apparatus receives the control command generated by the operation interface through the network, and performs an action according to the control command.