is often cited in technical service bulletins (TSBs) and repair guides as a stable, feature-rich build of the diagnostic software. Unlike newer, subscription-based cloud versions, v4720 is known for:

Beyond deep cleaning, this version includes several diagnostic and reset functions: Ink Absorber Reset

: Each service function will have specific instructions. Follow them carefully to perform the desired action.

Deep Cleaning feature in Canon Service Tool v4720 is a maintenance function designed to clear severe clogs in print head nozzles by performing a more intensive cleaning cycle than the standard mode. It is primarily used to resolve persistent print quality issues or "ink absorber full" errors (e.g., error code 5B00) on compatible Canon Pixma models like the G-series (G1000, G2000, G3000) and iP7250. Key Features of Service Tool v4720