With the continuous development of in-vehicle communication technology, as the terminal of the intelligent transportation system, the in-vehicle operating system is developing in the direction of multi-function, intelligence and networking, and has been widely used in automobiles. However, the current vehicle operating system in my country still has problems such as shortcomings in basic software, low system intelligence, and fragmentation of system layout. In response to these problems, targeted suggestions are put forward to help the healthy development of vehicle operating systems.