1. Go to Settings > Sound & vibration > Audio effects.
Or, open the Audio effects app.
2.
Touch > Show icon in the app tray or Hide icon in app tray.
To add or remove Audio effects in quick settings:
1. Open quick settings.
2.
Touch , then:
•
To add, drag where you want it in the upper panel.
•
To remove, drag from the upper to lower panel.
Settings : Sound & vibration 202