A processing executing apparatus includes: a display; a storage that stores group identifying information for identifying a first group of a plurality of groups; a communication device communicable with a server that stores user information corresponding to each of users and at least including group belonging information indicating which group each of the users belongs; and a controller. The controller executes: a first receiving processing in which the controller receives, from the server, user information including the group belonging information indicating the first group identified by the group identifying information stored in the storage; and a first display processing in which the controller controls the display to display at least one operation button for each user corresponding to the user information received in the first receiving processing. The at least one operation button is for instructing execution of at least one processing.