Canon Service Tool versions are numbered. Version 4.906 (v4906) is a relatively older release, often associated with Canon PIXMA printers from the mid-2010s (e.g., MG2400, MG2500, MG3000, MG3600 series). Newer printers require more recent tools, but those are even harder to find legitimately.
Using the wrong version of the Service Tool or an incorrect sequence of buttons to enter "Service Mode" can permanently lock the printer's mainboard. If the firmware is corrupted by a modified tool, the hardware becomes e-waste. Canon Service Tool versions are numbered
Using unauthorized versions can permanently "lock" your printer's service mode or infect your PC with malware. Availability: Canon Service Tool versions are numbered
Remember: That combination is a trap.