1 Click Start, program, Settings, Control Panel, double-click to open Sound, voice, and audio devices, click the Options menu to open Properties, as shown in the figure:
2, in the Open property interface, click the Audio Recording option, and then click OK, as shown in the figure:
3, if the "adjust volume" in the "recording" is not optional gray, you need to "mixer" inside the option to select "... Audio input "(different models of the computer, the display name may not be the same, but the following are Input). As shown in figure:
4. If the "Microphone" option below is the "mute" checkbox, you need to remove the check first. Then click "Advanced" under "Microphone", as shown in figure:
5, the "back of the headset" to uncheck, and then click "Off" can be. As shown in figure:
6, part of the driver with the audio settings software may also have similar settings options. Take Realtek For example, open the Control panel to find "Realtek high-definition audio settings." As shown in figure:
7, double-click Open, select "Mixer", if found "Front Mic" is mute. As shown in the figure, if a red fork is displayed it is silent:
8, the "Front Mic" under the mute small fork removed, and then click "OK" can be. The status of the mute is removed as shown: