Have you downloaded the right driver (chipset, operating system, etc.)? Also read the following carefully.
"This solution will only work with external displays such as DFP displays connected to the computer's VGA port. This driver is not designed to address issues with a notebook's built-in display (Local Flat Panel) or with TV’s connected to the system. This driver is provided as is. Intel has not tested, and does not guarantee, the operation of the driver for this purpose."