An image forming apparatus and method includes executing a series of processes utilizing a plurality of functions based on a plurality of setting values, storing, as a history, an execution result of the processing, a plurality of setting values, and an error content in a case where the execution result is failure, determining whether the execution result of a previous processing is successful based on the stored in a case where the processing execution unit re-executes processing, specifying a setting value potentially causing the failure based on the error content in a case where the determination unit determines that the execution result of the previous processing is failure and performing display control of a setting field for setting the setting value.