Symptoms
- Caller sounds faint even at max volume
- Media volume is normal but calls are quiet
- Volume improves on speakerphone
- Started after a case or screen protector change
Likely causes
- CommonIn-call volume set low separately from media volumeAndroid treats call volume as its own separate stream from media and ringtone volume.
- CommonDebris in the earpiece speakerDust buildup in the small top speaker reduces output.
- PossibleBluetooth device connected with its own low volumeA paired headset or car system may have a separate volume level that's turned down.
- PossibleCase or screen protector misaligned with the speaker cutoutThis can muffle sound even without fully blocking it.
- Less commonSpeaker hardware wearAn aging or previously water-exposed speaker can lose volume output over time.
What to do
- During a call, press volume up to confirm the in-call volume specifically is maxed.
- Turn off Bluetooth to test the phone's built-in earpiece volume directly.
- Remove the case and screen protector and check the earpiece cutout is unobstructed.
- Clean the earpiece grille with a dry, soft brush.
- Compare volume on speakerphone versus the earpiece to narrow down the affected speaker.
- Restart the phone to clear any stuck audio settings.
- Check Settings > Sound for any accessibility volume boost or mono audio settings that might affect output.
- If volume remains low across call types after these checks, have the speaker tested by a professional.
Tools and parts
- Soft-bristled brush
Replacement earpiece speakerSearch: “android phone earpiece speaker replacement”
When to call a pro
If volume stays low across call types after cleaning and checking connections, a repair shop can test the earpiece speaker hardware.
Safety
Generally low risk
Generally low risk for a careful person. Stop if anything looks different from what this guide describes.