Iphone 7 plus microphone not working

- Iphone 7 plus microphone not working on calls
- Iphone 7 plus microphone not working after update
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- Iphone 7 plus microphone not working after screen replacement
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- Iphone 7 plus microphone speaker not working
- Iphone 7 plus microphone and speaker not working on calls
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- Iphone 7 plus audio and microphone not working
- Iphone 7 plus front camera microphone not working
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- My iphone 7 plus microphone is not working
- How to fix iphone 7 plus microphone not working
- Iphone 7 plus microphone and ear speaker not working