One thing to try is the CDM Uninstaller with VID 0403 and PID 6010. Sometimes the first install goes south on a particular computer and this is the only way to get it functional. https://ftdichip.com/utilities/
One thing to try is the CDM Uninstaller with VID 0403 and PID 6010. Sometimes the first install goes south on a particular computer and this is the only way to get it functional. https://ftdichip.com/utilities/