To enable or disable microphone access in Windows, go to the Start screen, either via touch or mouse, and type “Control Panel.” Select “Ease of Access Center” in the results of your search.

If you find that the Mic or Microphone is not plugged in, while checking Windows sound settings, then read this article for the resolution.

Solution 1: Run Windows Troubleshooter Check if Mic still not working on Windows 10. Solution 2: Enable Microphone to fix Microphone Not Working On Windows Make sure Microphone access on apps is ...

The Sony Vaio's internal microphone might have been manually disabled as well. To enable it, right-click the list of recording devices and select "Show Disabled Devices." ...

If your Steam microphone is not working, check if you have configured your microphone correctly. Here are some fixes that may help you.