With the development of the technology, computer has soaped people's life and we use it to listen to music, to see films, to play games, to read Ebook. However, you are crazy or annoyed when there is no sound in the computer. All the above entertainment will be ceased. Do not worry, let me help you fix this kind of issues.

Method One:

Open the Playing Audio Troubleshooter by clicking the Start button, and then clicking Control Panel. In the search box, type troubleshooter, and then click Troubleshooting. Under Hardware and Sound, click Troubleshoot audio playback. If you're prompted for an administrator password or confirmation, type the password or provide confirmation.

Method Two:

Open Device Manager by clicking the Start button, clicking Control Panel, clicking System and Security, and then, under System, clicking Device Manager. If you're prompted for an administrator password or confirmation, type the password or provide confirmation. Double-click Sound, video and game controllers to expand that category. If a sound card is listed, you have one installed. If no sound card is listed, check the information that came with your computer to see if there's supposed to be a sound card installed. If there should be a sound card installed, you'll need to install one. See Install or remove a sound card.

Method Three:

How to Update Audio Driver With Software?

Step 1.
Download OSpeedy Driver Updater for free and install it.
Step 2.
Connect your internet and activate OSpeedy Driver Updater.
Step 3.
The software could install Audio Driver no matter what brand or what type automatically and perfectly.
Introduction of OSpeedy Driver Updater.
Easy-to-Use Interface
Free Scan Missing or corrupted drivers
Keep Your Device Driver Up-to-date
Back Up and Restore Original Computer Drivers
Comprehensive Driver Database
Compatible with all versions of Windows operating systems.