iPhone: No sound or distorted sound from speaker


You may hear no sound, or distorted, muffled, staticky, or crackling sound during call or when using iPhone's built-in speaker.

In some cases, you may not see a volume slider in apps or Control Center, or no volume bars when you adjust volume with buttons.

In Control Center When adjusting volume


These pictures will help you to locate your iPhone's built-in speaker:

iPhone 5 and later:

iPhone 4 and 4S:

iPhone 3GS and earlier:


  1. Verify that the volume is set to a level you would normally be able to hear.
  2. Ensure that there is nothing plugged in to the headset jack or the dock connector.
  3. If the iPhone is in a protective case, make sure that the speaker port isn't blocked by the case.
  4. Make sure that the speaker and dock port aren't clogged with debris. If necessary, clean it with a clean, small, dry, soft-bristled brush. Carefully and gently brush away any debris.
  5. If an audio issue occurs when using a specific application, try testing other applications to see if the issue persists.
  6. If the iPhone is paired with a Bluetooth headset or car kit:
  7. Restart the iPhone.
  8. If restarting doesn't fix the issue, ensure that your iPhone is updated to the latest version of iOS.
  9. If the issue is not resolved, please contact Apple Support.

Learn more about troubleshooting iPhone hardware issues.

Last Modified: Mar 26, 2014
  • Last Modified: Mar 26, 2014
  • Article: TS5180
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