A communication unit obtains, from a server apparatus, a screen to be displayed on an operation display unit and one or more scripts. A first obtaining unit obtains first setting information stored in a storage unit. A second obtaining unit obtains, from a Web application, second setting information prescribing therein setting conditions set on the Web application that transmits a processing request to an information processing apparatus. A third obtaining unit obtains conflict information stored in the storage unit. A detecting unit detects, based on the conflict information obtained by the third obtaining unit, any setting conditions in a conflicting relation, from the setting conditions prescribed in the second setting information. The first obtaining unit, the second obtaining unit, the third obtaining unit, and the detecting unit function when a processor executes the obtained one or more scripts on a browser.