Anytime one goes to the movies or a speech, it is always better to put the phone in silent mode. Here is the method to rapidly put your BQ Aquaris 5 HD silent.
How to enable silent mode on your BQ Aquaris 5 HD
If you want the BQ Aquaris 5 HD silent, be aware that it is very easy. To achieve this, just press and maintain the Lock button for 4 secs and then a screen comes into the foreground. You can see the three audio modes of your BQ Aquaris 5 HD. The one on the bottom left is the silent mode. You simply click on it and it’s good, the BQ Aquaris 5 HD is silent!