San Benito County Office of Education

Troubleshooting Zoom Audio and Video Issues on Windows

If your microphone, speakers, or camera are not working in Zoom, try the steps below in order.

Step 1: Check Zoom Audio & Video Settings

1. Open Zoom.

2. Click the gear icon (Settings).

3. Select Audio:

   • Click Test Speaker

   • Click Test Mic and speak

   • Confirm the correct microphone and speaker are selected

4. Select Video:

   • Confirm the correct camera is selected

   • Make sure you see a preview image

Step 2: Check Windows Sound Settings

1. Right-click the speaker icon in the system tray.

2. Select Sound settings.

3. Confirm the correct Input (microphone) and Output (speakers/headphones) are selected.

4. Make sure the volume is turned up and not muted.

Step 3: Check Windows Camera Permissions

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1. Open Settings → Privacy & security.

2. Click Camera:

   • Make sure Camera access is ON

   • Make sure Let desktop apps access your camera is ON

3. Click Microphone:

   • Make sure Microphone access is ON

   • Make sure Let desktop apps access your microphone is ON

Step 4: Check for Physical Mute or Camera Covers

• Make sure your webcam is not covered

• Check for a keyboard mute key or headset mute switch

• Disconnect and reconnect USB headsets if used

Step 5: Close Other Apps Using Audio or Video

• Close apps like Teams, Google Meet, WebEx, or camera apps

• Only one app can use the camera at a time

Step 6: Restart Zoom or Your Computer

1. Close Zoom completely.

2. Reopen Zoom and try again.

3. If issues continue, restart your computer.

Step 7: Update Zoom

1. Open Zoom.

2. Click your profile picture.

3. Click Check for Updates.

4. Install updates if available.

When to Contact IT Support

Contact IT if:

• Your camera or microphone does not appear in Zoom

• Audio/video works in other apps but not Zoom

• You see repeated error messages

Helpful Tip

Test your setup before meetings at:
https://zoom.us/test