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How to Fix AirPods Microphone Not Working

By the TechBridge team 6 min read
White wireless earbuds inside a charging case on a wooden desk

When your AirPods microphone stops working, phone calls, voice notes, and video meetings become frustratingly difficult. This common issue often stems from debris buildup, temporary Bluetooth glitches, or incorrect audio routing settings on your paired device.

Fortunately, most microphone problems can be resolved in just a few minutes using simple troubleshooting techniques that do not require technical expertise or professional repair services.

Clean the AirPods Microphone Grilles

Debris, earwax, and lint frequently accumulate inside the tiny microphone grilles of your AirPods, blocking your voice entirely. Over time, daily use in pockets and bags causes particulate matter to pack tightly into these openings, rendering the mic unresponsive. To check for this, inspect both the stem microphone at the bottom and the inner grilles using a bright light. Cleaning them safely requires a dry, soft-bristled toothbrush or a clean cotton swab. Gently brush away any visible buildup without pushing debris deeper into the cavity. Never use sharp metal objects, compressed air, or excessive liquid, as these methods can permanently damage the internal acoustic mesh and delicate electronics. After a careful cleaning, test the microphone again to see if audio clarity and volume have returned to normal levels.

Check Bluetooth Settings and Audio Routing

Sometimes the microphone issue is not physical at all, but rather a software glitch where your iPhone or Mac fails to route audio through the correct device. When you answer a call, your phone might accidentally use its internal microphone instead of the AirPods, or vice versa. To verify your settings, go to Settings > Bluetooth while wearing your AirPods, and tap the information icon next to your device name. Ensure that the AirPods are selected as your active output and input device. You can also try toggling Bluetooth off completely for ten seconds and turning it back on to force a fresh connection handshake. If multiple devices are nearby, disconnect them to prevent interference or dual-connection conflicts that frequently disrupt wireless microphone performance.

Change the Active Microphone Setting

By default, your AirPods automatically choose which earbud uses its microphone, switching dynamically based on battery level and usage. However, this automatic switching feature can occasionally malfunction, causing both microphones to fail or picking the earbud that is currently sitting in your case. You can manually override this behavior to force a specific AirPod to act as the primary microphone. Navigate to Settings > Bluetooth, tap the info button beside your AirPods, and select Microphone. From there, you can choose to always use the left or always use the right AirPod as the active microphone. Testing both options individually helps determine if one of your earbuds has a faulty hardware component or a failing battery cell that requires professional service.

Reset Your AirPods Completely

Persistent software glitches and firmware desynchronization between your AirPods and paired devices can cripple microphone functionality. Performing a factory reset clears all internal settings, unlinks the earbuds from your Apple ID cloud network, and establishes a clean pairing state. To reset standard AirPods, place both earbuds in their charging case, close the lid, and wait thirty seconds. Next, go to your phone settings, select Bluetooth, tap the info icon next to your AirPods, and choose Forget This Device. Open the charging case lid, press and hold the setup button on the back of the case until the status light flashes amber and then white. Finally, reconnect your AirPods to your phone by holding them close to the screen and following the on-screen prompts to complete the setup process.

Test the Microphone with the Voice Memos App

Diagnosing whether the issue is isolated to a specific third-party application like Zoom, FaceTime, or WhatsApp is crucial for effective troubleshooting. Open the built-in Voice Memos application on your iPhone, tap the red recording button, and speak normally into your AirPods while walking around or standing still. Play back the resulting audio file to evaluate the volume, background noise cancellation, and overall clarity. If the audio sounds crisp and clear in Voice Memos, your AirPods hardware and primary Bluetooth connection are functioning properly. In this scenario, the microphone failure within calls points directly to permission settings or bugs inside the specific communication app you were using previously. Check your app permissions to ensure microphone access is explicitly granted.

Update Your Connected Device Firmware

Outdated operating systems on your iPhone, iPad, or Mac can introduce communication bugs that interfere with wireless accessory protocols and microphone handling. Apple frequently releases software patches designed specifically to improve peripheral stability and audio synchronization. To check for available updates on your primary device, navigate to Settings > General > Software Update and install any pending updates. Keep in mind that AirPods firmware updates automatically install in the background when your earbuds are docked inside their charging case and connected to an iOS device via Wi-Fi. Ensuring that both your host device and your AirPods are running the latest software versions eliminates known bugs that often cause sudden microphone dropouts or complete audio failure during important calls.

The bottom line

Fixing an AirPods microphone that has stopped working usually requires nothing more than routine cleaning, a quick Bluetooth refresh, or a complete factory reset. By systematically checking each potential cause from hardware obstructions to software settings, you can restore full functionality to your earbuds without unnecessary hassle or expense.

Frequently asked questions

Why is only one AirPod microphone working?

By default, AirPods use an automatic switching system that assigns the mic to whichever earbud is in your ear. If one earbud has a depleted battery or a dirty grille, it may fail to activate, or your settings might be locked to a single earbud.

How do I clean my AirPods microphone safely?

Use a dry, soft-bristled toothbrush to gently brush away earwax and debris from the outer grilles. Never use liquids, compressed air, or sharp metal pins, as these can ruin the acoustic mesh.

Can a low battery cause the AirPods microphone to fail?

Yes. When battery levels drop extremely low, AirPods may disable certain power-heavy features or disconnect individual sensors to conserve remaining energy for basic audio playback.

Why does my AirPods microphone work in some apps and not others?

This usually happens because specific applications lack the necessary system permissions to access your microphone. Check your device privacy settings to ensure microphone access is enabled for that app.

What should I do if resetting my AirPods does not fix the microphone?

If physical cleaning and full resets fail, one of the internal microphones may be damaged from a drop or liquid exposure. Contact Apple Support to check your warranty status or service options.

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