Using an incompatible or older version (like v3400) on newer printers can permanently lock the device out of Service Mode. 2. How to Enter Service Mode
: Canon only provides these tools to authorized service centers . There is no official public download link on Canon's global or regional websites. software canon service tool v4906 download verified
Deep cleaning cycles that are more powerful than standard maintenance options. Using an incompatible or older version (like v3400)
The Canon Service Tool V4906 is a specialized utility software used by technicians and advanced users to reset Canon printers. Its primary function is to reset the printer’s "ink counter." Every time a printer runs a cleaning cycle, it deposits ink into a waste pad. To prevent overflow, the printer counts these cleanings and eventually stops working when it estimates the pad is full. There is no official public download link on
Allows users to clear the "Ink Absorber Full" error without replacing hardware.