Free !full! Download Canon Service Tool V3400 Jun 2026

Canon Service Tool V3400 (also known as ST3400) is a specialized Windows-based maintenance utility used primarily to reset the waste ink absorber counter on various Canon Pixma printer models. When these printers reach a certain print threshold, they trigger a "Waste Ink Tank Full" error (often code ), which locks the device to prevent internal ink leakage. Core Functionality

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Some websites sell the tool for $5–$20. While less likely to be malware, these sellers violate Canon’s copyright. More importantly, many "paid" tools are just repackaged free cracked versions with a fake license key. Canon Service Tool V3400 (also known as ST3400)