There is a problem with the system server and the signal is not good. VolkswagenCar-Net is a car networking service launched by the Volkswagen Group. It is a perfect fusion product of modern information technology and Volkswagen's car-making philosophy. The reason why the Volkswagen Internet of Vehicles app cannot be downloaded is that there is a problem with the system server and the signal is not good. This technology can provide vehicle remote information interaction functions. As a new intelligent control technology, it can bring an easy and convenient driving experience to drivers.