Obtain the firmware package from a specialized provider like
Before downloading any firmware, you must print two reports to get the necessary identification codes:
Drag the .hd firmware file with your mouse cursor and drop it directly onto the icon of the usbprns2.exe executable file. Obtain the firmware package from a specialized provider
Before transferring the firmware, you must boot the printer into . This ensures the printer accepts the new system software without background interruptions. Turn off the printer using the power button.
Tells you the Machine Serial Number and Current Firmware Version. Turn off the printer using the power button
Re-insert the cartridge back into the printer and close the access door. Turn the printer back on.
After the flash, you can simply refill your toner cartridge without replacing the chip. Turn the printer back on
Once the printer restarts, you must complete the physical disconnection of the chip to make the reset permanent. Open the printer cover and remove the toner cartridge.