: The printer must be put into "Service Mode" (typically through a series of physical button presses) before the software can communicate with it.
: Press and hold the "Stop/Resume" button (triangle icon), then press and hold the "Power" button.
Complete Guide to Canon Service Tool V4906: Safe Download and Usage Software Canon Service Tool V.4906 Download
While clearing the software counter gets your printer running instantly, it does not physically clean the ink pads. The waste ink pads are sponge-like materials located at the bottom of the machine. If you reset the counter multiple times without physically washing or replacing these pads, excess ink will eventually overflow out of the bottom of the unit, creating a mess and potentially ruining furniture or short-circuiting internal electronic components.
Move down to the section, ensure the counter value shows 0% , and click Set . : The printer must be put into "Service
To use the software successfully, you must first put your Canon printer into a temporary diagnostic state known as . Step 1: Enter Service Mode on Your Printer
Before you can use the Canon Service Tool V.4906, your printer must be placed into Service Mode. The exact button combination varies by printer model, but the general procedure follows a similar pattern. The waste ink pads are sponge-like materials located
This occurs if you open the software before putting the printer into Service Mode, or if the printer's mainboard chip is already permanently locked.
: This typically indicates that the printer was not correctly put into Service Mode or there is a communication issue via the USB port.
The tool provides a low-level interface to the printer's firmware, offering several critical capabilities:
Next to , ensure Main is selected in the dropdown menu. Click the Set button right next to it.