Logitech C922 Webcam Disconnects Audio After Software Update

Introduction

A Logitech C922 webcam has become a staple for many home office setups, video conferencing, and live streaming because of its high‑definition video and low‑latency performance. When a recent firmware or software update rolled out, a surprising number of users reported that the webcam’s built‑in microphone stopped transmitting audio. The webcam continues to stream video normally, but the audio track is silent or drops out completely. This can be frustrating during important calls or recordings, especially when the user relies on the webcam as the primary audio source.

This article dives into why the issue occurs, how to diagnose it, and a step‑by‑step guide to restoring audio. It also covers long‑term solutions, whether you want to keep the webcam’s microphone or switch to an external mic, and how to avoid similar problems when future updates arrive.

Understanding the Problem

What Happens After an Update?

Logitech releases firmware updates to improve compatibility, add features, and patch security vulnerabilities. When the C922’s firmware or the Logitech Capture software is updated, certain low‑level drivers can change. These changes sometimes affect the way Windows enumerates audio devices or how the Capture software interacts with the microphone.

The symptoms are clear:

• The webcam’s video feeds correctly, but the audio track is muted or missing.
• In Windows “Sound Settings”, the C922’s microphone no longer appears in the list of input devices, or it appears but reports “None” as the input level.
• In Logitech Capture, the audio icon is grayed out and the volume slider is inactive.
• In third‑party applications (Zoom, Teams, OBS), the webcam is chosen as the video source but the mic is either not listed or is set to a different device.

These symptoms are not caused by hardware failure; the microphone hardware works fine on other computers and other USB audio devices work on the same machine.

Why Does the Audio Disconnect?

The most common causes are:

1. Driver Conflict – The update installs a new audio driver that conflicts with the legacy audio driver that the C922 uses.
2. Device Priority Change – Windows may change the default audio device, moving the webcam’s mic behind another mic (such as a headset or built‑in laptop mic).
3. Software Settings Reset – The Capture app or other utilities may reset audio settings during the update, causing the mic to be disabled.
4. Windows Audio Service Issues – Sometimes the Windows audio service reloads and does not recognize the webcam’s mic immediately after an update.

Understanding these root causes helps us systematically eliminate them.

Quick Check List

Before diving into detailed troubleshooting, run through this quick check list:

• Verify that the microphone is actually powered on by testing it in another application (e.g., Voice Recorder).
• Make sure the USB port is functioning; try a different port.
• Ensure that the C922 is not in “Mute” mode on the Logitech Capture app or any other utility.
• Confirm that Windows Audio Service is running (services.msc → “Windows Audio” → Status: Running).

If none of these simple checks solve the problem, proceed to the detailed steps below.

Step‑by‑Step Troubleshooting

1. Test the Mic in Windows Sound Settings

1. Open “Control Panel” → “Hardware and Sound” → “Sound”.
2. Click the Recording tab.
3. Find the Logitech Webcam (it may appear as “Logitech C922” or “Microphone (Logitech C922)”).
4. If the device is listed, right‑click it and choose Set as Default Device.
5. Speak into the mic and check if the green level bars move.

If the mic is missing from the list, proceed to reinstall drivers.

2. Reinstall Logitech Capture and Webcam Drivers

1. Uninstall Logitech Capture:

   • Open “Settings” → “Apps & Features”.
   • Find “Logitech Capture” and click Uninstall.
   • Follow the prompts and restart the computer when asked.

2. Uninstall webcam drivers:

   • In the same Apps & Features window, locate any Logitech webcam entry (e.g., “Logitech C922 Video Driver”) and uninstall it.
   • Restart again.

3. Download the latest drivers:

   • Visit Logitech’s official support site and download the newest driver bundle for the C922 (both webcam and audio components).
   • Run the installer and follow the instructions.

4. Reinstall Logitech Capture:

   • Download the latest version from Logitech’s website.
   • Install it and then open the app.

5. Reconnect the webcam:

   • Plug the C922 back into the USB port.
   • Allow the system to recognize it; Windows should install the driver automatically.

After this, check the mic in Sound Settings again.

3. Verify Device Priority in Windows

Windows may choose a different default input device. To set the C922 mic as default:

1. Right‑click the speaker icon in the taskbar and choose Open Sound Settings.
2. Under “Input”, select Logitech Webcam from the drop‑down list.
3. Toggle the switch to Enable if it is disabled.

If you use a headset or laptop mic, Windows may default to those; forcing the C922 mic as default ensures audio is captured from the webcam.

4. Reset Logitech Capture Audio Settings

1. Open Logitech Capture.
2. Click the gear icon (Settings) in the upper right corner.
3. Go to the Audio tab.
4. Ensure that Microphone is set to Logitech Webcam.
5. Turn the Microphone Volume slider to a medium level (around 50‑70%).
6. Make sure Mute is not toggled.
7. Save changes and restart the application.

If Capture does not display the mic, you may need to reinstall Capture as described earlier.

5. Test with a Third‑Party Application

To confirm that the mic works outside Capture:

1. Open Zoom or Teams.
2. Navigate to the audio settings.
3. Choose Logitech Webcam as the microphone.
4. Record a short audio clip or start a meeting to confirm sound.

If audio is still missing, proceed to the next step.

6. Check the Windows Audio Service

Sometimes a service restart resolves detection issues.

1. Press Win + R, type services.msc, and press Enter.
2. Scroll down to Windows Audio.
3. Right‑click and select Restart.
4. If the service is stopped, click Start.

After restarting, reconnect the webcam and test the mic again.

7. Use an External Microphone as a Workaround

If you need a quick fix while the issue persists, you can:

• Plug an external USB microphone into the computer.
• Set it as the default input device in Windows Sound Settings.
• Use it for video calls or recordings.

This ensures audio capture while you wait for a permanent fix.

8. Contact Logitech Support

If all troubleshooting steps fail, reach out to Logitech support. Provide them with:

• Model number: C922 Pro Stream.
• OS version (e.g., Windows 10 Home 1909).
• Firmware version of the webcam.
• A brief description of the problem and steps already taken.

Logitech often releases a hot‑fix or patch if the issue is widespread.

Long‑Term Solutions

Keep Your Software Updated but Controlled

Rather than installing every firmware update automatically, consider:

• Disabling auto‑updates for Logitech Capture and the webcam driver.
• Manually downloading and installing updates only when necessary.

This gives you time to check release notes for potential audio changes.

Backup Your Settings

Export your Logitech Capture settings (if possible) before applying updates. Some versions allow exporting configuration files which you can re‑import after a failed update.

Monitor Community Forums

Websites like Reddit’s r/webcam, Logitech’s own forums, or tech support communities often post about similar problems. Following discussions can alert you to known bugs before you encounter them.

Frequently Asked Questions

Conclusion

A Logitech C922 webcam disconnecting audio after a software update is a frustrating but common issue. By systematically checking device priority, reinstalling drivers, resetting audio settings, and ensuring the Windows Audio service is running, most users can restore audio functionality quickly. For those who need a permanent fix, keeping updates controlled, backing up settings, and staying informed through community forums are key strategies. If all else fails, Logitech’s support team can provide a patch or additional guidance. With these steps, your home office setup can once again enjoy seamless video and audio during meetings, streams, or recordings.