This temporarily opens a popup expandable sound menu.
Alternatively, you can open the Settings menu in the Apps menu. It has an icon that resembles a gear.
Ringtone: This bar adjusts the volume of your device when it rings. Media: This bar adjusts the volume of media sounds, such as music, videos, and apps. Notifications: This bar adjusts the volume of notifications tones you get from various apps. System: This bar adjusts the overall sound on your device.
Some sound systems allow you to connect your Android device using a USB connection.
Warning: Using an app to boost the volume on your phone or tablet can cause damage to your hearing and/or your speaker. Proceed at your own risk.
Tap “Volume Booster GOODEV” or whichever volume booster app you want to install. Tap Install.
To stop boosting your volume, open the Volume Booster app and drag the slider bar all the way to the left or tap the Stop Service button.