The default user name for the administrator is "Administrator" and the default password is "7654321". Canon User Manual Checking Printer Firmware - Canon User Manual
If the machine is connected to the internet, it can download updates directly from Canon's server. canon ir 2425 firmware download link
Canon Europe imageRUNNER 2425 Support UK Support: Canon UK Support Page South & Southeast Asia: Canon Asia Support Middle East Support: Canon Emirates Support The default user name for the administrator is