A display apparatus comprising: a communication unit to communicate with an external apparatus , a display unit ; and a controller configured to: control the display unit to display an image content; receive a status signal from the external apparatus via the communication unit , characterized in that the status signal indicates an on or off power status of a display unit of the external apparatus ; and the controller is further configured to in response to the status signal indicating the off power status of the display unit of the external apparatus , display a graphic user interface on the display unit of the display apparatus , wherein the graphic user interface comprises one or more graphic items for receiving a user input to manipulate the display apparatus , and in response to the status signal indicating the on power status of the display unit of the external apparatus , limit the display of the graphic user interface on the display unit of the display apparatus by outputting image content only or image content with a part of the user interface related to the image content and not outputting said one or more graphic items for receiving a user input to manipulate the display apparatus and transmit a graphic user interface for manipulating the display apparatus to the external apparatus . a communication unit to communicate with an external apparatus , a display unit ; and a controller configured to: control the display unit to display an image content; receive a status signal from the external apparatus via the communication unit , characterized in that the status signal indicates an on or off power status of a display unit of the external apparatus ; and the controller is further configured to in response to the status signal indicating the off power status of the display unit of the external apparatus , display a graphic user interface on the display unit of the display apparatus , wherein the graphic user interface comprises one or more graphic items for receiving a user input to manipulate the display apparatus , and in response to the status signal indicating the on power status of the display unit of the external apparatus , limit the display of the graphic user interface on the display unit of the display apparatus by outputting image content only or image content with a part of the user interface related to the image content and not outputting said one or more graphic items for receiving a user input to manipulate the display apparatus and transmit a graphic user interface for manipulating the display apparatus to the external apparatus . control the display unit to display an image content; receive a status signal from the external apparatus via the communication unit , characterized in that the status signal indicates an on or off power status of a display unit of the external apparatus ; and the controller is further configured to in response to the status signal indicating the off power status of the display unit of the external apparatus , display a graphic user interface on the display unit of the display apparatus , wherein the graphic user interface comprises one or more graphic items for receiving a user input to manipulate the display apparatus , and in response to the status signal indicating the on power status of the display unit of the external apparatus , limit the display of the graphic user interface on the display unit of the display apparatus by outputting image content only or image content with a part of the user interface related to the image content and not outputting said one or more graphic items for receiving a user input to manipulate the display apparatus and transmit a graphic user interface for manipulating the display apparatus to the external apparatus . <EOS>