Legacy tools like ScpToolkit or AirBender can interfere with stock Bluetooth drivers required by BthPS3.
The driver may be looking for the radio before Windows has fully powered it on. bthps3 bluetooth host radio not found
BthPS3 requires stock Windows Bluetooth drivers to function. Completely uninstall older solutions like ScpToolkit Legacy tools like ScpToolkit or AirBender can interfere
rfkill unblock bluetooth