, you must install the specific vibration driver, as Windows often only provides basic HID (Human Interface Device) functionality by default. Direct Download Links for Ucom Gamepad Drivers

To ensure the vibration motors are functioning correctly, follow these steps:

After extensive research, the most reliable points to a generic driver commonly known as the Twin USB Vibration Gamepad Driver (also compatible with Logitech Dual Action, Saitek, and generic PS2-to-USB converters).