: Ensure the printer is connected directly to your PC with a high-quality USB cable. Network or Wi-Fi connections are not supported for this specific method.
usbprns2.exe usblist2.exe ) utility is a command-line tool used to manually send firmware files to Samsung printers over a USB connection. It is typically required for "forced" firmware updates or when recovering a printer that cannot be updated via standard software like Samsung Printer Diagnostics Download and Preparation usbprns2exe samsung download install