A print controlling device is provided. The present print controlling device includes a storage unit to store information regarding software or firmware installed in an image forming apparatus, a search unit to search and identify whether there is firmware version newer than or later than that installed in the image forming apparatus using the stored firmware information, a determination unit to determine whether the searched or identified firmware of the newer or latest version is compatible with an application program installed in the print controlling device using compatibility information when firmware of the newer or latest version is identified, an interface unit to request and receive firmware of the newer or latest version from a firmware providing server according to the determination result, and an upgrade unit to upgrade the firmware of the image forming apparatus using the received firmware of the newer or latest version.