Speaker phone not working on iphone 12 pro max

- Speaker not working on iphone 12 pro max
- Bottom speaker not working on iphone 12 pro max
- Ear speaker not working on iphone 12 pro max
- Speaker phone on iphone 12 pro max
- Left speaker not working iphone 12 pro max
- Top speaker not working iphone 12 pro max
- Iphone 12 max speaker not working
- Iphone 12 pro call speaker not working
- Iphone 12 mini speaker not working
- Iphone 12 pro speaker problem