Disable your Windows Firewall temporarily; the SST uses specific ports that are often flagged as suspicious.
Support for the latest generation of imageRUNNER ADVANCE DX series. canon service support tool sst software v411 updated
To use SST v4.11 effectively, you need a specific hardware configuration: Windows-based laptop (v4.11 is not native to macOS). Disable your Windows Firewall temporarily; the SST uses
Preparing new hard drives for installation into a Canon MFP. What’s New in v4.11? Disable your Windows Firewall temporarily
USB 2.0 (High Speed) or a standard Ethernet crossover cable.
If the tool doesn't see the printer, check your Device Manager for "Canon USB Device" and update the driver manually using the SST installation folder.
After installation, ensure your firmware files are placed in the correct ServiceSupportTool/Registered directory so the software can "see" the updates. Common Troubleshooting