1. In Windows-based computers, please click the speaker icon on the bottom right corner of the screen. Please select the correct speaker icon:
Once clicked, the following interface should appear:
2. If the speaker is shown as in the below photo, please click the speaker icon again to cancel mute.
Once clicked, the X marker should be off, which means mute is off.
3. To adjust the sound volume, once complete you should hear a sound signaling the loudness level of the new sound volume setting.
4. If audio is still too low, you can right-click the speaker icon on the bottom-right-hand side and open up the 【Open Sound Settings】interface.
Then adjust the volume slider according to personal preference.