If you want to silent the keyboard sound while typing then you are in luck in this post you will be correctly guided.
How To Silence Keyboard Typing Sound On Android?
Here's how to disable them by muting the input sound while typing.
- In the application list, touch the icon Settings.
- Touch the Language & input.
- Touch the icon Settings next to Google Keyboard . If the keyboard is not installed, you can download it from Google Play.
- Then uncheck the boxes Vibrate on keypress and Sound on keypress.