If there is no sound in Win7, the system prompts that the audio device is not installed. Solution: win7 audio device

If there is no sound in Win7, the system prompts that the audio device is not installed. Solution: win7 audio device

Computer sound problems often occur. Some are just installed, and some are after a long period of use. For example, if you open your computer one day, a bubble in the lower right corner of the screen prompts "no audio output device is installed ", in addition, there is a red cross on the volume icon in the taskbar. How can this problem be solved?

In this case, the first reaction is to think that the driver of the audio device is damaged. First, check the driver and check the method. Right-click the desktop "computer" icon and select "attribute ", in the system Properties window, select Device Manager ".

After entering the Device Manager, open "sound, video, and game controller" to see if there is a yellow warning sign in front of the following sound device. If yes, it indicates that the driver is damaged and the driver must be updated.

There are two ways to update the driver. One is to have a drive disc or a backup driver. You can right-click the sound device and choose Update driver software ", then, update according to the steps.

If no drive disc or backup is available, download the driver genie software online. After installation, the software is automatically updated.

If the sound device driver in the Device Manager is good, there is a problem with the system settings. Use the following method to solve the problem. Right-click the speaker icon in the taskbar and select "playback device ".

On the play tab page, "audio device not installed" is displayed, right-click here. In the pop-up context menu, select "show disabled devices ".

The "Speaker" and "headset" options appear. Right-click the "Speaker" and click "enable" in the menu ".

Then, use the same method to "enable" the headset, and click "OK" to save the settings. Return to the taskbar, you will find that there is no Red Cross on the volume icon, and the sound is also available.