If you're using a USB microphone, you may also want to try a different cable and USB port. If the microphone is not detected, try disconnecting and reconnecting it to ensure the problem isn't the physical connection.
In addition, restarting the computer may also help to resolve the issue. If this is the case, close all the applications using the peripheral. Sometimes when another app uses the input device, you won't be able to use the microphone with Microsoft Teams.
How to fix Teams microphone by disconnecting extra devices Once you complete the steps, the Microsoft Teams add-on should now have access to the device peripheral.
