Friend cannot hear my voice

[kiranrqvi]

Why my friend cannot hear my voice

[TMan296]

Check from a voice recorder app if the microphone is working

[Samsung_specialist]

Hi, 

For assistance, please visit one of our authorized Service Centers to check it for you. You may refer to the link it will guide you to the nearest service center to your location https://www.samsung.com/ae/support/service-center/