Using unofficial firmware fixes typically voids your manufacturer warranty and carries a risk of "bricking" the device if the process is interrupted. Fix Firmware Reset SCX 3400 / 3401 / 3405 / 3406 / 3407 / W
The tool creates a custom firmware file tailored to your specific printer based on its unique identifiers. Once this "Fix" is uploaded to the device, the printer stops communicating with the cartridge chip.
: Use the fix generator to create your custom .hd file. Drag and drop this file onto the usbprns2.exe loader tool provided in the firmware package. fix generator v 1 1 samsung scx 3405
: You can cover the golden metal contacts on the cartridge with tape or remove the chip entirely, and the printer will still function.
: The toner counter resets to 100% every time the printer is restarted. : Use the fix generator to create your custom
: The generator must match your current version (e.g., V3.00.01.11).
Using a firmware fix is a delicate process. Ensure your printer is connected via a high-quality, short USB cable and that the power supply is stable to avoid corrupting the device. : The toner counter resets to 100% every
becomes unresponsive after a firmware attempt, try a by unplugging it from the wall for 10 minutes. For general connectivity or scanning issues unrelated to the toner chip, the latest official drivers are available on the HP Support site , which now handles Samsung printer support.
: Hold the STOP/CLEAR button for 4–5 seconds until the LED flashes to print the configuration report. Hold it for 15 seconds until the LED stays green to print the Supplies Information.
The is a specialized firmware modification tool designed to "reset" the printer's toner counter. By installing this modified firmware, you can bypass the chip requirements on MLT-D101S toner cartridges, allowing you to refill existing cartridges or use cheaper third-party alternatives without encountering "Toner Exhausted" errors. How the Fix Generator Works