How to Enable and Manage iPhone Microphone Permissions

Before you start

Microphone access on an iPhone is controlled per app. A recording, video call, camera, or audio tool only receives sound from the input device after you approve the permission prompt or change its setting in the privacy controls. The permission check and storage are handled locally in iOS; no separate service or account is needed.

A physical issue can look like a permission issue. If you will use an external microphone connected through the Lightning or USB-C port, connect it before opening the app and make sure the connector is fully inserted. For wired earbuds or headsets, confirm that the model has a microphone and that the plug is clean.

Step-by-step instructions

Open Settings, then tap Privacy & Security. On some iOS versions this section is named Privacy.

Tap Microphone. You will see a list of apps that have requested microphone access.

For the app you want to use in a video call, recording, or camera tool, turn on the switch. If the app is not listed, open the app and start its recording or call feature so it can show the access request, then return to this screen.

If you tapped Don't Allow in an earlier prompt, the switch remains off. Turn it on in Settings instead of waiting for the same prompt to appear again.

For an app that should not receive sound, turn off the switch. The app keeps its other functions, and you can reverse the change later by turning the switch back on.

After changing a switch, close the app fully and open it again. This lets a camera, audio, or call app start with the updated permission instead of keeping its previous state.

Check the output

Open the app and start a test recording or call. Speak at a normal distance and then play back the recording or ask the other person if your voice is audible. Some audio tools show an input level indicator while recording; if available, use it only to confirm that the moving level responds to your voice.

The iPhone microphone records at the sample rate and format chosen by the app or the system. There is no single iOS menu that shows the microphone sample rate or input level for every app, so do not expect one universal setting. If a recording is silent, check the permission switch again and make sure no other audio app is using the microphone at the same time.

Common problems and next steps

If an app is missing from the Microphone list, it has not made a permission request. Start a recording or call inside that app first. If the list still does not update, reinstall the app only if you have a backup or know that your app data can be restored.

If a video call or camera recording sounds quiet, remove any case or film that covers the microphone openings. The receiver-area microphone and the bottom-edge microphones all need a clear path to sound. Record another test without changing the app first, because background noise and speaking distance affect the perceived input level more than a permission switch.

If another audio app is open, it can hold the microphone and reduce what a second app receives. Close the first app completely, then reopen the app you want to test. For devices with Voice Control or other accessibility features that use audio, confirm those features are not active during the test.

Keep the network and positioning details separate from the microphone check unless a call app also reports no network audio. Permission access does not prove call quality: a call may still use a Bluetooth or other output device, so check the call screen's audio routing option if the other person cannot hear you.