The reason is that the mobile phone system uses a microphone in the background of Aauto Quicker live broadcast. The solutions are as follows:

1. First, open the settings on the mobile phone desktop.

2. after opening the settings page, click the security indicated by the arrow to enter the security settings.

3. After entering the security settings page, click Apply Permission.

4. On the page that appears later, click the application Aauto Quicker Live Companion.

5. Next, change the right to use the microphone in Aauto Quicker live broadcast to ask.