UNINSTALL AND REINSTALL ZOOM APP ON A CHROMEBOOK Wireless headsets or AirPods (check to see if they are muted)

You should always use internal mic unless you have a microphone connected (BT or Wired).

Choose same as System (Default - Internal Mic).

While in a Zoom meeting, click on the up arrow next to the MIC icon. If you have not done so, please submit a support request. You may have a hardware issue with the camera, mic, or speakers.

If your microphone failed testing, you can not see yourself when testing your camera, or you can not hear the audio from the youtube video on your Chromebook. Make sure volume is raised to your desired level as shown in the hardware troubleshooting steps above.Please go to this YouTube Video and listen to the audio.You will be able to see yourself and a notification that says your webcam is working! Go to this website and click 'Grant Camera Access' or 'Click Start Mic Test'.You will see a line that shows a sound wave while you talk if you Mic is working. Go to this website and click 'Grant Mic Access' or Click 'Start Mic Test'.Under Input, move the mic slider to your desired level. A window will pop up that shows input and output.Change your mic level by clicking on the arrow next to the volume slider.Change the speaker volume to the desired level by adjusting the slider, left or right.Click on the status area (bottom right corner of the screen where you see your time).

Raise and lower your microphone or speaker volume. Please remove these items from the Chromebook. NOTE: If you have any stickers or tape covering the camera or the microphone, this will affect performance of both devices. Microphone, Camera, or Audio not working during zoom video meeting with teachers on Chromebooks. Troubleshooting Audio and Video on Your Chromebook - Having Issues With Zoom

Zoom test audio