If you have sound adapter problem on your pc, remove it as soon as possible, below is a list of troubleshooting steps to resolve sound adapter problem.
1.Press Win + R, type service.msc in the search box, clicking OK.
2.On the Service window, find the service you want to uninstall, for example Application Experience, double-click on it and copy its service name - AeLookupSvc.
3.Press Win + R, type cmd in the input box, press enter.
4.Type sc delete AeLookupSvc, press enter.
5.Press F5 to refresh to service window, you will find AeLookupSvc is disappeared now.
1.First of all click the Start button to view the Start Menu. Then choose the Control Panel option.
2.After click Control Panel, enter into System and Security, then click into Windows Update.
3. Now you are at the Windows Update section of our Window 7 Control panel. You can manually look up for any new updates by clicking the Check for updates button