Turn on the keyboard. Windows should display a notification that it is "Setting up a device" Check Device Manager: Right-click the button and select Device Manager Look under Sound, video and game controllers If you see CASIO USB MIDI , the driver is successfully installed and active Casio Music Forums Software Setup:
Casio provides an official legacy driver that supports Windows 10 (64-bit) for specific older models. casio usb midi driver windows 10 64 bit link