How to close the sound when the win7 system opens the folder?

The default of the computer when we open the folder, or when the window is opened, there will be a system prompt tone, which can be heard every time you open it. Sometimes it will be a bit annoying, the following small series will be analyzed for you. How to turn off the sound when win7 opens the folder.

1, open the lower left corner of the computer to start the menu, find the [Control Panel] option

2, enter the control panel options, find [hardware and sound] click to enter

3. In the hardware and sound list, click the [Sound] option

4. Enter the Sound Properties dialog box and click [Sound] at the top menu bar

5. Find the [Explorer] option under the program event, click on the mouse to select

6, then in the [Sound Scheme] option, find [Silent], click to select, then click on the right. Lower corner application, OK.