Canon Service Tool V3800 Best May 2026

| Feature | Function | |--------|----------| | Waste Ink Counter Reset | Resets absorber counter (D=000.0 / D=100.0) | | EEPROM Clear | Resets all printer settings to factory defaults | | Ink Absorber Counter Clear | Specific to models with two pads (main + platen) | | Destination Setting | Changes printer region (e.g., JPN to USA) – risky | | Print Head Deep Cleaning | Forces a powerful purge cycle | | LF / EJ Correction | Adjusts paper feed and eject timing |

Why V3.800 is praised: It supports a very wide range of older Canon printers, has a clean, simple interface (no driver installation needed), and is more stable than earlier versions (V1.050, V2.000) which often failed to communicate over USB. canon service tool v3800 best

Launch Service Tool V3.800 as Administrator (right-click → Run as Admin).

Select correct USB port (usually appears as "USB001" or similar). If no port shows, the driver or service mode entry failed.

Click "Waste Ink Counter Reset" – only this button. Do not touch EEPROM Clear or Destination unless you are a trained technician.

Verify reset: Turn printer off normally (Power button), wait 10 seconds, turn on. Error should be gone.

Run a test print – if ink leaks, immediately power off and re-check waste pad absorption.

Once you have a clean copy of V3800, follow this guide to reset your printer’s waste ink counter. | Feature | Function | |--------|----------| | Waste