Check The Default Audio Input Device And Test It Another reason your microphone may not work is if it's not set as the default audio input device on Windows 11.

Is your Corsair headset mic not working? Make sure that Corsair is the default and then follow these working fixes to resolve the issue.

Cannot unmute Microphone on Windows 11/10 If you cannot unmute the microphone on Windows 11/10, use these fixes to resolve this issue. Check if your microphone is enabled or not Run Audio ...