How to increase the volume (microphone gain) of AM310G2 by software?

Here are examples of adjusting sound settings in the following software applications:

Streaming Center
1. Navigate to Live Streaming > Mixer > Audio Settings.
2. Select Effects and enable it. Add the Amplification level. 
3. Mute other sound devices under the Mixer, and ensure the Virtual Microphone (AVerMedia Streaming Center) is selected in your third-party software.

OBS
Go to Audio Mixer, navigate to Advanced Audio Properties. Adjust the audio levels in dB or by percentage.