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Crackling or blurred mic on Hisense C20
It sometimes happens that the microphone is scrambled on Hisense C20, crackling is the cause of many frustrations.
Don't worry, this problem can usually be easily fixed. We will see here how to have a clear and audible microphone on Hisense C20.
Try restarting your Hisense C20.
A simple restart of your Hisense C20 may be the solution to this problem.
To do this, we recommend that you turn it off for at least 30 seconds, then turn it on again.
You will probably need your PIN code to do this.
Finally, to put the odds on your side, we advise you to remove and then replace the battery once your device has been turned off. You can refer to the instructions to do this.
Remove unnecessary apps
Sometimes, third-party applications can jam the signal on your microphone.
The crackling can also come from there. Indeed, some applications use a lot of resources on your Hisense C20 and thus can prevent it from working properly.
To test whether these are applications that make your Hisense C20 microphone sizzle, it is best to attempt a restart in the backup mode.
The instructions for your phone should help you restart in backup mode.
You can test your microphone again and see if it sizzles or the sound is scrambled.
Restart your Hisense C20 factory
Set to factory settings.
Indeed, it may be that an application is the cause of your loss of sound quality, or even a virus on your Android system. The solution may simply be to do a factory restart on your device. You can refer to our dedicated section on restarting with factory settings.
If the previous operations do not work
Have your phone repaired by an authorized repairer. Be careful to always ask for a quote beforehand.
You should find this type of repairman in most shopping centers. We do not advise you to give your phone to a non-professional. This could further aggravate the situation on your Hisense C20.
Make use of the guarantee
If you bought your Hisense C20 for less than a year then it is very likely that you have a warranty on it.
You can also ask your dealer if the warranty does not last longer.
Resell your phone on the second-hand market
Do not throw away your Hisense C20 under the pretext that the microphone sizzles or is scrambled. The best is to make someone happy who can tinker with it and put it back in good working order. Be careful, however, to erase all your personal data.
Learn about the steps to follow to do this well.
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