Make sure you have your USB cable handy, as the Service Tool cannot detect printers over a wireless network.
This usually means the printer isn't in Service Mode or the Service Tool version isn't compatible with your model. Download Canon Service Tool V1074
Release the button. The power light should blink and then stay green. Your printer is now in Service Mode. Step 2: Running the Software Connect the printer to your PC via USB cable . Open the Service Tool V1074.exe . In the "Main" tab, look for the Clear Ink Counter section. Make sure you have your USB cable handy,