How to Restore Sound to a Laptop
Whenever you are troubleshooting an audio problem in Windows, the first thing that you should do is check to make sure that the soundcard is enabled in your Control Panel. Chances are that it has become disabled for some reason. If you have never tried to restore to your computer by way of enabling the soundcard in the Control Panel, you may have some inquiries as to the proper method of performing this operation. Luckily, Windows has been designed to make this simple enough to do for even the most novice computer users.
Things You'll Need
Click on the "Start" button. This button can be found in the bottom-left corner of your computer screen.
Click on "Control Panel" to open to change the functionality of your computer. The Control Panel is where you make changes to the appearance, functionality, add/remove programs, and set up network connections.
Select "Hardware and Sound" from the list of options within Control Panel.
Select "Manage Audio devices" from the "Sound" section on that screen.
Click on the icon for your computer's soundcard. This is usually indicated by the name "Internal Speaker and Headphone."
Click the "Properties" tab to view the various settings for that device, then select "Use this device(enable)" in the "Device Usage" box. Your computer soundcard's audio should now be restored.