- Check the audio device settings: 
Make sure that your microphone, headset, or speakers are correctly configured in your device’s sound settings for use with a Teams meeting. - Check the microphone setting in Teams: 
Within Teams, go to Settings > Devices > select your microphone and make sure that it is set to the correct level. - Check the audio and microphone tests in Teams: 
Under your devices list in Settings, you can click on Audio Devices and run a test to make sure your microphone is correctly configured with Teams. - Check the teams volume settings in your taskbar: 
In the bottom left of your computer, if there is a speaker icon, right-click, and select the Open Settings option to adjust volume levels. - Check the device manufacturer settings: 
If you have an external microphone, please check the manufacturer’s documentation for any additional configuration needed. 
