The Wacom Multitouch Monitor Windows Driver is a software package provided by Wacom to enable full functionality of their touchscreen monitors on Windows operating systems. This driver allows you to use features like multi-touch gestures, pressure sensitivity, and other advanced functionalities on Wacom's interactive touchscreens. If you are using a Wacom multitouch monitor, installing the correct driver is essential to ensure that both the touch and pen inputs work properly on your Windows PC.