An image-forming apparatus has an image-forming mode during which an image is formed on a recording medium and a power-saving mode in which power consumption is reduced relative to in the image-forming mode, and comprises: a continuously-powered unit powered in the image-forming mode and the power-saving mode; and a non-continuously-powered unit powered in the image-forming mode but not in the power-saving mode, wherein the continuously-powered unit includes: a communication unit connected with an external network; a storage unit storing data input via the communication unit; and a processing unit performing processing based on data stored in the storage unit when the power-saving mode is switched to the image-forming mode.