The Canon MB2140 Service Tool (2021 update) is a specialized utility designed for maintenance tasks that standard printer drivers cannot perform. Its primary function is resetting the internal "Waste Ink Absorber" counter, which triggers a lockout once it reaches a certain limit to prevent ink from leaking. Key Features of the 2021 Service Tool
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EEPROM Operations: Allows you to read and write EEPROM data, which is useful for checking the printer's detailed history, including total page counts and error logs. The Canon MB2140 Service Tool (2021 update) is
Note: Using an older version (e.g., 3.0.0) may fail to recognize the MB2140 or show incorrect error messages. It was an act of defiance
No, if: Your printer has already leaked ink inside, or you cannot accept the risk of bricking the device.