Canon Service Tool V5204 Download Link |link| -

: The tool generally requires a direct USB connection to function correctly; wireless connections may be unreliable for these deep maintenance tasks.

The tool generally only works via a direct USB connection; it will not detect printers over Wi-Fi. Форум по СНПЧ 3. Compatibility List canon service tool v5204 download link

If you cannot find a safe link—or want to avoid the risks—here are better approaches: : The tool generally requires a direct USB