How to solve the sound after the win7 system is reinstalled

How to solve the problem after the win7 system is reinstalled

1. If you want to set the sound, first open the control panel, and then select the sound option and open it. The image of the face speaker will appear under the play tab that appears. Double-click it to open it. In the level tab that appears, set the speaker button to the normal state, as shown in the figure:

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2. If there is no sound in the microphone, find the recording tab and change the sound icon in the level column to the normal state.

3, in addition, also pay attention to check whether the system sound card driver has a fault, the specific method is: right click on the start menu option, select the device to go to the device, inside the video, sound And the game controller to view. If one of the yellow exclamation marks appears, check the sound card driver and update it in time.

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4, pay attention to the details of the sound service disablement of Win7 system, the operation method is to use the right mouse button to click the computer option in the start menu, select the service option , so that the Windows Audio option is always in a state of persistence.