How to solve the problem with Win7 laptop?

Recently, Win7 notebook users have reported that the computer suddenly has no sound. After restarting the computer, it still has no sound. I don’t know what caused it. I am troubled by this. In response to this problem, let's take a look at the solution of the Win7 laptop without sound.

Method /Steps

1. Check the hardware problem and troubleshoot connection errors and hardware damage.

2. To eliminate hardware problems, consider whether the system lacks a sound card driver. Right click on the computer and select Properties. Enter the computer properties.

3. On the Properties page, click on the left side of the Device Manager option. as the picture shows.

4. In the Device Manager, lists all computer hardware, where the sound video and game controllers option, contains information about the sound card driver. Click on the small triangle in front with your mouse.

5. If there occurs a yellow question mark, indicating that the system lacks a sound card driver, you need to download and install the driver to make a computer sound.

6. download a universal sound card driver, reboot after installation can resume normal voice.

The above is the solution for the Win7 laptop without sound. I believe that after the above steps, the computer's sound can be restored.