Open the front cover of the printer and pull out the toner cartridge (MLT-D111S).
Release the button. The printer will print a configuration report and restart with factory default settings. Method 3: Updating Firmware via HP Support firmware reset samsung m2020w free
Press and hold the Stop/Cancel button (or the WPS button, depending on your specific layout) for about 10–15 seconds until the LEDs flash . Open the front cover of the printer and
When you install a non-OEM (Original Equipment Manufacturer) or refilled cartridge, the printer often displays an "Incompatible Toner Cartridge" or "Toner Exhausted" error. This happens because of a small electronic chip on the cartridge that counts the number of printed pages. Once the pre-programmed limit is reached, the chip locks the printer, even if there is still physical toner powder left inside. Method 3: Updating Firmware via HP Support Press
To enter :