Once your printer is in Service Mode and connected via USB, launch the ST_V3800.exe Set the Counter:
The Canon Service Tool v3800 is an official, proprietary software utility designed for Windows operating systems. Canon service centers use this program to communicate directly with the printer's mainboard firmware.
Cut the internal waste tube before it reaches the bottom pads. Extend it out through a small hole drilled in the rear casing, and route it into an external plastic bottle. This allows you to dump accumulated waste ink easily without ever taking the printer apart again. canon service tool v3800
Using or distributing such tools outside of official Canon repair channels typically violates Canon’s end-user license agreement and may void your printer’s warranty. Additionally, discussing or promoting these tools in a formal report could imply endorsement of practices that infringe on intellectual property rights.
The tool cannot detect the printer (check the USB cable or ensure no other printers are connected). Once your printer is in Service Mode and
Download the Canon Service Tool v3800 executable. Extract the ZIP or RAR file using a tool like WinRAR or 7-Zip.
: The software detects a hardware architecture that is too modern or completely incompatible with version V3800. Extend it out through a small hole drilled
Resetting the digital counter via software only tricks the logic board into thinking the printer is clean.