From the main screen push the the back triangle at the bottom left of the screen to take you out of the Anywair App.
Once at the home screen, swipe up from the bottom, this will take you to the App screen.
Click on the settings App.
Scroll to the sound app
Once in the sound App you can now adjust the volume for the notifications, alam and media. You can also set to do not disturb and this will mute all sounds from the tablet. Once all settings have been done, push the back button to take you to the main screen, from the main screen push the Anywair app to control the unit again.