The Canon Service Tool V3800 is a powerful utility that can save a printer from the scrap heap. However, it requires precision and a "USB-only" connection to work. If your printer is still under warranty, it is always better to contact an authorized Canon service center first.
Once your printer is in Service Mode and connected via a (Wi-Fi resets are generally not possible), follow these steps: Launch the Tool: Open the ServiceTool_V3800.exe . Canon Service Tool V 3800 Download
While holding Stop, press and hold the "Power" button. The Canon Service Tool V3800 is a powerful