Simple method to turn win7 boot sound off

First turn on the start-control panel, as shown in the picture:

In the Open Control Panel, select the view as a large icon, and then find sound in the list, as shown in the figure:

In the Sounds window, click the Sound tab, locate the sound scheme, click the small arrow on the right to appear in the Drop-down menu, and then select Silent, and then click OK, as shown in the picture:

This setting is done, the boot will no longer appear the sound of the audio, for the friend does not need to boot sound effects or is often at night to use the computer friend is very suitable, of course, even if the general people shut down will not be affected, the need for friends can follow the above method to operate.