Instructions to reset depleted cartridges (resetting ink status from empty to full) for Brother cartridges LC3511, LC3513, for Brother printer 491dw and 572dw:

  1. Open the ink cover and take out all the cartridges.
  2. Plug in the USB cable to USB power adapter or computer. Connect the other side of the cable to the resetter.
  3. Resetter is ready for use when the light on the resetter is blinking.
  4. Take the depleted cartridge and align the chip onto the resetter pin.
  5. Press and hold the cartridge till the light status turn stable (when the resetter is no longer blinking, the cartridge is ready to be used).
  6. Insert the cartridge back into the printer one by one starting from the black cartridge, and close the printer cover.
  7. The chip has been reset and will be shown “full ink”on the printer screen.