Make sure your browser has access to your microphone to be able to test your audio. Select the mic you’re testing (your internal microphone will show as “ Display Audio”) and adjust the input volume as needed.
On macOS: Under the Apple menu, click System preferences > Sound > Input.Click Input, confirm that your microphone is selected under Choose your input device and then select your device properties to check and adjust the volume settings. On Windows: Click Start > Settings > System > Sound.Once you’ve confirmed that your mic is not muted during your mic test, check the volume settings.
Check your connections, make sure the microphone is on and not muted, and that you have the latest drivers installed. If using an external mic, make sure your device recognizes it. If you’re using an external mic, make sure it’s plugged into your device and turned on. If you have more than one microphone, choose the one you want to test and use from the drop-down menu at the top of the test. Make sure that you have selected the right mic for your test. If your mic test wasn’t successful, let’s rule out the most straightforward fixes first.