An image forming apparatus includes a storing section provided with a box which stores an electronic document file, a first instruction accepting section which accepts an instruction for deleting the electronic document file stored in the box, a second instruction accepting section which accepts an instruction other than the instruction for deleting the electronic document file, a deleting processing section configured to execute processing for deleting the electronic document file stored in the box, when receiving the instruction for deleting the electronic document file, from the first instruction accepting section, and a main processing section configured to execute processing other than the processing for deleting the electronic document file, in parallel with the first deleting processing, when receiving the instruction other than the instruction for deleting the electronic document file, from the second instruction accepting section, while the deleting processing is being executed by the first deleting processing section.