 
                                OPPO A78 5G
                                                Android 13
                                            
                                                                            Turn silent mode on or off
When silent mode is turned on, all phone sounds are turned off.
1. 1. Turn silent mode on or off
                                                    Slide two fingers downwards starting from the top of the screen.
                                                
                                                
                                                    Press Silent mode to turn silent mode on or off
                                                
                                                
2. 2. Return to the home screen
                                                    Press the Home key to return to the home screen.
                                                
                                                
 
            
