AverMedia officially discontinued support for the GL310 in 2018. This means you won’t find the driver on their main download center. You must go to their legacy support portal.
While the driver is usually automatic, you should download the official software suite if: avermedia gl310 driver
The AVerMedia GL310 driver is a software component that enables the operating system to communicate with the video capture device. The driver is responsible for managing the device's hardware components, such as the video and audio inputs, and providing a interface for applications to access the device's functionality. AverMedia officially discontinued support for the GL310 in