Smartphone speaker not working during calls
4.5
You cannot hear the other party through the earpiece or speakerphone.
Symptoms
- No sound
- Crackling audio
- Low volume
Possible Causes
- Stuck in headphone mode
- Debris in speaker
- Audio IC failure
Step-by-Step Fix
1
Check Volume
Ensure the "In-call volume" is turned up.
2
Clean Earpiece
Use a soft brush to remove earwax or dust from the mesh.
3
Toggle Speakerphone
Switch between earpiece and speaker to isolate the failure.
When to See a Technician
If no audio works (mic or speaker), the Audio IC on the motherboard may be failing.
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