The volume of telephone calls is governed by a European standard to avoid the risk of deafness in the event of too high a volume. Your HTC Desire 21 pro is therefore limited to avoid this risk. That said, it happens that parasitic noises related to our surroundings do not allow us to hear our correspondent at the other end of the line. And nothing more annoying when this call is crucial! This is why we are going to see today how to increase call volume on htc desire 21 pro . First of all we will discover the alternatives to increase the sound of calls with the native functions of your HTC Desire 21 pro. After that, we are going to find out how to increase call volume on HTC Desire 21 pro using specific apps.

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Amplify the call volume of an HTC Desire 21 pro using native features

First of all, we will see the different options available to you to adjust the volume of your HTC Desire 21 pro using only basic functions.

First of all, you can amplify the sound of calls from an HTC Desire 21 pro by pressing the top button which is placed on the left of your screen. It happens, despite everything, that this elementary function is not sufficient. You will then need to change some settings. Depending on the Android version of your HTC Desire 21 pro, you may have several options:

  • You can press the option "  Additional volume  »Which increases the volume of calls as much as possible.
  • You can still deactivate the option "  Noise reduction  ". Basically, this function is automatically activated to avoid unwanted noise. That said, it can sometimes confuse the conversation.

In addition, when the call volume of your HTC Desire 21 pro is not powerful enough, it sometimes happens that the problem comes from signal strength . In this case you will not hear your interlocutor well because the signal range will not be good enough. To check this, check the transmitter icon at the top right: the more bars you see, the better the signal range.  

Finally, feel free to use headphones or earphones during your call to isolate yourself from the sound of your surroundings and thus hear your contact more clearly!

Increase the sound of calls on an HTC Desire 21 pro using an application

Nothing is more annoying than having trouble hearing your touch despite the sound of our HTC Desire 21 pro set to maximum power. So, to avoid this, applications were developed for accentuate the sound . Note that there are few apps that can increase the volume of a call on an HTC Desire 21 pro. So, discover two apps that have this feature.

Boost call volume with the Sound Amplifier app

As its name suggests, the application Sound amplifier was developed to amplify all the sounds on your phone. Rated 4, 4/5 and free, it has the merit of being very easy to use and allows control all the sound volumes of your HTC Desire 21 pro and in particular that of calls. This way, you can quickly and quickly set the volume of voice calls to gain a few precious decibels and finally hear your interlocutors without difficulty.

Adjust the volume of calls using the Volume Booster application

With a very similar name to the application seen above, the application Volume amplifier also has the feature for free to amplify the sound of a call on your HTC Desire 21 pro. With a rating of 4/7, this app is one of the best. It stands out in particular for its many functions which allow you to amplify practically all the sounds that come out of your phone thanks to its button » Booster ": Call, however, also music, loudspeaker, earpiece, video etc. And all this while ensuring no distortion when increasing the volume. What to hear louder and just as clearly its contact. You can also take the opportunity to listen to your favorite songs, you can also, if you don't know, put lyrics on the music player of your HTC Desire 21 pro.

If you are looking for a maximum of tutorials to become the king of the HTC Desire 21 pro, we invite you to watch the other tutorials in the category: HTC Desire 21 pro.