Try Windows Update and built-in drivers:
Finding a direct, official download for the Ucom UC-JS704S USB Joystick ucom uc js704s2 usb joystick driver win 7 download link
While the controller is fundamentally a , Windows 7's default drivers often fail to map the analog controls or trigger the "Dual Shock" haptic feedback features properly. Try Windows Update and built-in drivers: Finding a
If your PC recognizes the device but the buttons or vibration aren't working: ucom uc js704s2 usb joystick driver win 7 download link
While this generic driver allows you to use the basic directional pads and face buttons, it frequently falls short in two major areas:
For a second, nothing happened. Then— Ding-dong. The familiar chime of hardware recognition.