This occurs if you don't enter Service Mode correctly.
Click at the top of the window to print a diagnostic log confirming the counter value is now at 0.0% .
If your Canon printer remains "Hot" after using the tool:
Extract the downloaded archive and right-click on ServiceTool_V3400.exe . Select . Look at the Main tab of the software interface. Locate the Clear Ink Counter section. download service tool v3400 printer canon hot
If you need to reset your printer, do blindly download an .exe from a random forum. Try these steps first:
The file size should be roughly 1.2 MB to 1.8 MB . If it is 500KB, it is a fake. If it is 25MB, it contains adware.
Double-check your printer model's compatibility. If you are using a newer model, you may need to download a newer version of the tool, such as V5103 or V5302 . Software Freezes or Says "Not Responding" This occurs if you don't enter Service Mode correctly
Standard Canon printer drivers must be pre-installed so Windows recognizes the hardware ID. Safe Download Practices
, as the V3400 might not enter Service Mode, as mentioned in this Korean blog post on Printer Management Tips . How to Download and Use Canon Service Tool V3400
To use the tool, you must first put your printer into via a hardware button sequence. Enter Service Mode : Power OFF the printer but keep it plugged in. Select
Release the Power button. The printer is now in Service Mode.
While v3400 is common for older models like the MP287 or early MG series, newer printers (like the MG3520 or G-series) may require a more recent version like v4720 or v5204 . Using an outdated tool on a newer printer can permanently lock your printer out of Service Mode.
. While it is a valuable asset for extending the life of a printer, its use requires careful adherence to technical procedures and safety precautions. The Role of Service Tool v3400 The primary function of v3400 is to reset the waste ink absorber counter