Third-party drivers may need to be reinstalled manually. Your drivers will automatically install.Right-click on each one and select 'Uninstall'.Locate and select Sound, Video and Game Controllers.�.Select “Device Manager� from the results. In Windows Vista and Windows 7, open the Start Menu and type 'Device Manager' in the search field.
Reloading the sound driver may resolve this issue. In Windows Vista and Windows 7, open the Start Menu and type 'Sound' in the search field. If your laptop microphone is not working properly, ensure it is not disabled: This does not cover problems related to specific programs or third-party hardware.
The information below is designed to help if your microphone is not working properly.