Recommend where to find for your specific printer.

If you have a printer with newer cartridges like the generation, V4720 may cause a Permanent Service Mode Lock . On models like the MG7720, attempting to use V4720 can freeze the printer, requiring a logic board replacement to fix. For these, you would need V5103 or higher.

If 4720 doesn't work, some users have success with v4718 for slightly older models. For newer, 2020s-era models, you may need v5204 or higher.

Keep in mind that these alternatives might not offer the exact same features as the Canon Service Tool.

The is a specialised utility used primarily to reset the "waste ink absorber" counter on Canon printers after physical maintenance has been performed. It is not a standard consumer driver and is typically not available for direct download on official Canon Support sites. Key Functions & Features

This occurs when the Service Tool fails to communicate with the printer, often because the printer is too new for version 4720 or isn't in Service Mode properly.

Using the Canon Service Tool V4720 offers several benefits, including:

Before I proceed, I'd like to mention that:

: The tool generally requires a direct USB connection to the PC; it will not work over Wi-Fi.

Searching for "Canon Service Tool V4720" often leads to untrustworthy websites that may offer infected files. To find a "better" download, follow these safety guidelines:

Close the software and turn the printer off. Wait 10 seconds and turn it back on. Your printer will now exit Service Mode and should function normally without the 5B00 or "Ink Absorber Full" error.

Keep the Power button held down, then release the Stop/Reset button entirely.

: Release both buttons simultaneously. The power light will flash and then stay solid green, indicating the device is successfully in Service Mode. Step-by-Step Guide to Resetting the Waste Ink Counter

This is the most critical physical step. You cannot use the tool unless the printer is in Service Mode.