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While the "free" online version of the Canon Service Tool v.4906 offers a tempting shortcut, its proper use requires experience and great caution. The hardware error it addresses (a full waste ink pad) is not designed to be a frequent occurrence. Repeatedly resetting the counter without addressing the physical waste ink absorber is a temporary fix that can lead to a messy and potentially destructive ink leak.

: Improper use of this tool can cause device damage or void your warranty. Distribution : While often found online for "gratis" download, the Service Tool Canon