You could update from the 1.06 firmware to the 1.0B. http://www.de.nec.de/softwareoverview2.php/id/557/lang/ENG ND-1300A Firmwareupdate 1.0B Firmwareupdate for ND-1300A with Windows installer, pls. note readme file! You can update from FW-Version 1.05, 1.06, 1.07, 1.08, 1.09 and 1.0A. http://www.de.nec.de/software/1546_Firmware_ND-1300A_WIN10B.zip ND-1300A Firmwareupdate 1.0B (DOS) (294.42 Kb) New Firmwareupdate for ND-1300A with DOS installer, pls. note readme file! You can update from FW-Version 1.05, 1.06, 1.07, 1.08, 1.09 and 1.0A. http://www.de.nec.de/software/1583_Firmware_ND-1300_10B_DOS.ZIP There is also a 1.0C firmware here, but it does not come from the official site so I would think the 1.0B firmware above would be a safer bet. http://forum.rpc1.org/dl_firmware.php?download_id=1517