Yes, the authentic tool is freeware released by Canon for service centers. Do not pay for it.
The Service Tool does not work on a standard connection; it requires the printer to be in a special Service Mode Canon Mb2140 Service Tool
When this counter fills up, your printer will shut down, flashing an ominous error code (often 5B00 or 5B01) and declaring itself "unusable." The only software solution to this problem is the . Yes, the authentic tool is freeware released by
: Allows for deep cleaning cycles not available in standard user menus. Malware Risks your printer will shut down