Are you currently attempting to the driver for the first time, or are you seeing this error while trying to uninstall it?
Bluetooth might be turned off via a physical switch (on laptops) or through Windows settings. bthps3 bluetooth host radio not found
Legacy tools like ScpToolkit or AirBender can interfere with stock Bluetooth drivers required by BthPS3. Are you currently attempting to the driver for
Right-click your Bluetooth adapter (e.g., "Generic Bluetooth Radio" or "Intel Wireless Bluetooth") and select . bthps3 bluetooth host radio not found