Unplug the power cord for 10 seconds, plug it back in, and turn the printer back on normally. Your error message will be gone, and your Canon printer will be ready to resume printing tasks.
Note: Look for downloads on dedicated printer repair forums, specialized firmware archives, or reputable technician-curated blogs. Step-by-Step Guide: How to Use Service Tool V5306 Canon Service Tool 5306 Download
: G1000, G2000, G3000, G4000, G1400, G2400, G3400 Unplug the power cord for 10 seconds, plug
Triggers advanced ink system flushing that is unavailable through standard consumer print drivers. plug it back in
The Canon Service Tool will not recognize your device if it is turned on normally. You must manually boot the printer into its diagnostic using the physical buttons on the control panel.