It will help in removing or reducing the background noise.
It should be approximately 2cm or less than 1 inch away from the mouth.
If your microphone is picking up too much background noise, then you should check the following points Whether you are recording something or on a call, these tips will reduce unwanted background noise. There are some tips or software which you can use to minimize the background noises. If you want to know how to remove or reduce the background noise when using a microphone, this article is for you.
So to improve the audio quality, we should remove or minimize the background noise. Microphone picking up unwanted background noise is a serious problem that can ruin the audio quality.