An information processing device according the invention includes: a first interface used for communication via a network; a second interface used for communication with an information display device; an identifier acquisition unit that acquires an identifier specifying the information display device; an address storage unit that stores an address indicating location of a management device on the network; a mode information acquisition unit that acquires mode information indicating whether an operation mode of the information display device specified by the identifier acquired by the identifier acquisition unit is a server-linked mode or a stand-alone mode; a first transmission unit that transmits a request including a request to transmit management information specifying a content displayed in the information display device and the identifier, to the management device via the first interface when the mode information indicates the server-linked mode; a first receiving unit that receives the management information transmitted from the management device in response to the request transmitted by the first transmission unit, via the first interface; a second transmission unit that transmits a request to transmit the management information, to the information display device via the second interface when the mode information indicates the stand-alone mode; and a second receiving unit that receives the management information transmitted from the information display device in response to the request transmitted by the second transmission unit, via the second interface.