Open the extracted folder and locate the setup.exe or install.exe file.
For older keyboards (such as certain LK, WK, CTK, or Privia models released in the mid-2000s), Casio released a dedicated 64-bit USB MIDI driver. casio usb midi driver windows 10 64 bit link
2. Official Casio USB MIDI Driver Link for Windows 10 (64-Bit) Open the extracted folder and locate the setup
Search the official Casio music support page for the "USB-MIDI Driver for Windows 64-bit" package. Official Casio USB MIDI Driver Link for Windows
: If the driver fails to install on Windows 10, try running the installer in "Windows 8" or "Windows 7" compatibility mode. Troubleshooting Connectivity USB Midi driver for Windows 10 - Casio Music Forums
How to Download and Install the Casio USB MIDI Driver for Windows 10 (64-bit)
Connecting your keyboard through an unpowered USB hub can starve the MIDI connection of data bandwidth or power.