a non - transitory computer readable medium stores a program causing a computer to execute a process for content management . in the process , an instruction to reset or update distribution setting information of document information or an instruction to delete the document information is received by causing an image forming apparatus to read again a setting sheet after the document information and the distribution setting information of the document information are received . the setting sheet is a sheet on which the distribution setting information is described . when the instruction to reset or update the distribution setting information is received , the document information and the reset or updated distribution setting information are distributed to a signage controller for displaying the document information .