Always source the tool from the official manufacturer’s portal or the authorized distributor's resource center.
This is usually a driver conflict. Try a different USB port or reinstall the Prolific/FTDI drivers manually. 4720 parameter tool install
When asked about , ensure the box is checked. The 4720 tool requires specific virtual COM port drivers to "talk" to the hardware. Step C: Driver Verification Always source the tool from the official manufacturer’s
Click . If successful, you are ready to upload or download parameters. 5. Troubleshooting Common Issues 4720 parameter tool install
Once the installation finishes, do not open the program yet. Connect your 4720 device to your PC. Open (Right-click Start > Device Manager).