HP Color Laser jet Firmware Downgrade Step by Step

HP Color Laser jet Firmware Downgrade Step by Step Download the firmware file from this link. For M254dn Series: https://1drv.ms/u/s!AswCWzcdhQ-ghwSe6B3Llfm69qZP For M180 Series: https://1drv.ms/u/s!AswCWzcdhQ-ghwWibtA4xxOMU-Vr