: Using an older or incompatible service tool (versions lower than v5204 on newer models) can permanently lock the printer's service mode, requiring a motherboard replacement.

The Service Tool does not support your specific printer model.

Attempting to execute EEPROM wipes or counter resets over a Wi-Fi connection will interrupt mid-packet transmission, causing a terminal error that bricks the motherboard.

Purpose and Typical Use Cases Service tools are designed to perform tasks required during repair, refurbishment, or advanced troubleshooting:

Note: Newer Canon G-series printers (such as the G2160, G3160, etc.) utilize user-replaceable maintenance cartridges (MC-G02). If you own one of these models, you do not need this service tool; you simply buy a cheap replacement plastic cartridge. Step 1: Entering Service Mode (Mandatory)

It is safe for the software if you download it from a trusted, paid source. However, it is if you use the wrong version. Always triple-check model compatibility.

: It has been successfully used with professional-grade models like the Pro-10 and Pro-100 , as well as various Pixma series using PGI-550/CLI-551 cartridges.

To help narrow down the exact instructions for your device, tell me: What is the exact of your Canon printer? What specific error code or symptom are you trying to fix?

Which are you running the tool on? Share public link

The function you selected is not supported by your specific printer model.

In the dropdown menu, ensure Main is selected (this targets the primary waste ink pad). Click the Set button directly to the right of the dropdown.