Display apparatus, information terminal and information processing method

A display apparatus comprising:

• a communication interface configured to communicated with an information terminal via a first network, and communicate with a server via a second network;
• a decoder configured to decode contents obtained via the second network from the server;
• a display configured to display an image based on the contents decoded by the decoder;
• and
• a controller configured to control the communication interface, the decoder, and the display,
• wherein the controller is configured to:
• obtain pieces of login information from the information terminal for logging in to a content distribution service provided by the server;
• use the login information to log into the content distribution service;
• and
• obtain a list of contents available for viewing on the display apparatus and perform controls to display the list on the display;
• wherein the controller has a first controlling state in which the content distribution service is logged in based on the pieces of login information obtained from a single information terminal, and a second controlling state in which the content distribution service is logged in on a group basis based on the pieces of login information obtained from each of two or more information terminals, and
• wherein contents displayed in the content list in the second controlling state include a content not available for viewing in the first controlling state.