Add the feature: When you start to record, the system volume to turn in mute during recording time and to restore after stop recording.

[hi4nik]

Add the feature: When you start to record, the system volume to turn in mute during recording time and to restore after stop recording.
It may be a useful feature when you are listening music or watching some videos on YouTube. To mute all sounds. Therefore, there will be excluded any noises to be captured during recording.