Enable Airplane Mode or Restart Your iPhone You’ve successfully routed the call audio to your iPhone’s earpiece.

Select iPhone, in the list of connected devices.

During a phone call, tap the audio icon.

You can either disable Bluetooth or follow the steps below to route the audio to the earpiece of your iPhone.

It might be the reason you can’t hear audio through your iPhone’s earpiece. When your iPhone is connected to a Bluetooth audio device, the phone call audio will be routed to it.

Turn off the Phone Noise Cancellation toggle.

Navigate to the Audio/Visual option located under the Hearing menu.

We can’t say with certainty, but this feature might be causing the low call volume on your iPhone, and here’s how to disable it. Also, it only works in particularly noisy environments during calls in which you’re holding the receiver towards your ear. Phone Noise Cancellation is a feature available on iPhone 12 and older devices that uses air pressure to reduce ambient noise. So, in order to increase the call volume, call a friend and press the volume up button, and increase the volume to your desired levels. You can only increase or decrease call volume when attending a call. Now, since iOS does not provide a toggle to toggle to adjust call volume from Settings. If you’re facing this issue for the first time, it is possible that you accidentally lowered the call volume during a previous call. RELATED : All the New Features in iOS 16.4 How to Fix Low Volume During Calls on iPhone 1.

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