Once in Service Mode, you generally need a software tool (such as the Canon Service Tool or Resetter Tool) connected via USB to clear the error counters (specifically the Waste Ink Counter for the 5B00 error).
Warning: Downloading Service Tools from the internet carries a risk of malware. Ensure you trust the source or consult a professional technician. canon g3400 reset
If the printer is frozen or unresponsive: Once in Service Mode, you generally need a
Best for: General glitches, unresponsive software, and minor connectivity errors. Warning: Downloading Service Tools from the internet carries
Before attempting complex reset procedures, always perform a soft reset. This clears the printer's temporary cache without wiping your settings.
This is the most common reset for G3400.