Yes, the authentic tool is freeware released by Canon for service centers. Do not pay for it.
: Allows technicians to read and write printer configuration data, which is essential after replacing a mainboard. Advanced Cleaning Canon Mb2140 Service Tool
Your Canon MB2140 has a built-in maintenance feature: a sponge pad inside the machine that absorbs excess ink during cleaning cycles. Canon programs the printer to stop working after a certain amount of waste ink has been collected (roughly 5,000–10,000 pages). This prevents overflow and damage. Yes, the authentic tool is freeware released by