How to Reset ink counter on Canon MP198

A. Entering into service mode

• Turn off the printer off is the printer power on. And remove the printer USB cable from your computer..
• While the printer is OFF, press and hold the Start/Stop button on the some other canon printers model press Resume/Cancel button.
• While still holding Start/Stop button or Resume/Cancel button, press and hold the POWER button.
• When the POWER LED (green light) lit, release the Start/Stop or resume/cancel button (still holding the POWER button).
• Still holding the power button,   Press the Start/Stop button or resume/cancel button TWICE then Release the POWER button. Wait until LCD printer to display 0 (zero) number
• After the display is 0, attach the printer UDB cable to your computer, its will detected new device installed (its normal), now go to resetting steps

B. Resetting Ink counter on the Printer

• Run “service_tool 1050.exe”. you can download the service tool software from this link: ServiceTool_1050.zip 

• Confirm detected USB-port numbers on USB port column.
• Click “Main button” on Clear ink counter section. Make sure there are papers in the paper feed because the printer will print after the process is complete.
• Click “platen button” on the “Clear ink counter” section. The printer will print again.
• Turn off the printer and then turn the printer on.

This work too with:  MP258, MP276, MP496, MP558, MP568, and MP648