Canon Service Tool V5204 Download [upd] -

: Using an outdated version of the tool (like V3400) on a newer printer can permanently lock the device's Service Mode. Physical Ink Spills

If you are resetting the "Waste Ink Counter" because your printer says the pads are full, Canon Service Tool V5204 Download

Canon releases different iterations of the Service Tool for different printer generations. : Using an outdated version of the tool