: Ensure you are using a high-quality USB data cable. Some cables are designed only for charging and will not transmit MIDI data. Compatibility Mode
because they are "class compliant." This means Windows 10 automatically installs the necessary built-in Microsoft driver as soon as you plug the device in. Casio Music Forums Official Casio Download Links casio usb midi driver windows 10 64 bit link
➡️ Direct CASIO Global Driver Page