A display system includes a display apparatus including a file identifier storing section, a viewing and editing information storing section storing thereon viewing and editing information permitted to file data, a first display section, and a first communicating section transmitting the file identifier and viewing and editing information, and an information processing apparatus including a second communicating section receiving the file identifier and viewing and editing information, a file data obtaining section, a viewing and editing instruction obtaining section obtaining editing instructions, a viewing and changing permitting section that refers to the viewing and editing information, and, when editing is permitted, gives permission to change contents of the file data based on the editing instructions, and a viewing and changing prohibiting section that refers to the viewing and editing information, and, when editing is not permitted, prohibits changing the contents of the file data.