Sound card driver Complete but no sound solution

　 win10 sound card driver complete but no sound solution　

The installation is finished WIN10, successfully activated.

A patch update was made and the basic driver was installed.

Device Manager does not have a yellow exclamation point.

(Instructions are driven)

But playing music, the video has no sound.

Validated with a number of driver download tools.

is not a driving issue.

Estimation is the problem of sound settings.

The pain of the egg found no previous sound settings.

The sound icon at the corner of the desktop.

Click "Play Device"

The Play device interface is shown in the following illustration

The default setting for my computer is "headphones" to play all the sounds.

All without headphones, the computer is dead or alive there is no sound.

Change the default settings

So there's a sound in the notebook.

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