Forcing a software reset via a repack tool only clears the digital counter; it does not magically clean the physical waste pads. If you clear the counter and continue printing without changing the physical felt pads, the accumulated ink will eventually overflow out of the bottom of the printer casing, potentially ruining furniture, flooring, and internal electrical components. How to Properly Prepare a Printer for Service Mode
There are reputable, independently developed software utilities available online—such as WIC Reset Utility—that offer dedicated waste ink resets for a wide variety of printer brands. While these programs typically charge a small fee for a one-time reset key, they are signed, verified applications that do not require you to disable your computer's security software or download dangerous repacks. Manual Hardware Maintenance
A widely adopted, safe, and third-party alternative is the WIC (Waste Ink Counter) Reset Utility. While it requires purchasing a digital key to perform the final reset, the software itself is digital-signature verified, actively maintained, and free from malicious code. service tool v4720 download repack
Ensure a blank paper is in the tray, as it will print a small amount of data to verify the reset.
: On some modern Canon models, the service mode is "single-use"; if you enter it and fail to perform the reset correctly, the board may lock permanently. Forcing a software reset via a repack tool
Technicians retiring or upgrading sometimes sell transferrable licenses. Check eBay or specialized forums, but verify the license transfer policy first.
Using an unstable, modified, or incorrect version of the Service Tool can corrupt your printer's mainboard logic circuit. If the software sends an incompatible command while the printer is in Service Mode, it can permanently lock or "brick" the EEPROM. Once a mainboard is locked, the printer will no longer turn on, requiring a physical replacement of the motherboard. 3. Firmware Mismatch While these programs typically charge a small fee
Resets the main and platen waste ink counters to 0%. EEPROM Operations: Allows dumping or clearing EEPROM data.