Here’s a write-up on — what it is, its purpose, risks, and legal/ethical considerations.
A (often labeled as SST or Service Tool followed by a version number, e.g., v5.0, v5.4, v5.8) is a proprietary software utility used by Canon-authorized service centers and technicians to perform low-level maintenance, diagnostics, and repairs on Canon printers (especially inkjet models like Pixma, Maxify, and certain imageCLASS devices). canon service tool
It allows technicians to read and update the printer's EEPROM (Electrically Erasable Programmable Read-Only Memory) to adjust internal configuration data. Here’s a write-up on — what it is,
The tool provides deep access to a printer's internal settings that are generally unavailable through standard drivers. The tool provides deep access to a printer's
The Service Tool communicates directly with the printer’s internal firmware to reset this counter, effectively telling the printer, "The pads are empty; you can work again."
The Canon Service Tool is most commonly used for the PIXMA series. Popular compatible models include: