Win7 system recording device can not find the microphone prompt "no audio device installed" solution

win7 system uses a microphone for recording or voice calls, but after inserting the device has no effect, click to open the recording device can not find the microphone, only prompt " The audio device is not installed. The specific phenomenon is as follows:
Solution:
1. Select the following recording device to modify the white window under the setting, click the right mouse button to select “ display disabled Device";
2. At this time, you can see the disabled microphone device;
3. On the disabled microphone device, click the right mouse button and select Enable to enable the microphone device;
4, after the activation is all normal, we can choose your microphone for voice in the QQ software.
The above is the introduction of the solution to the win7 system recording device can not find the microphone prompt "not installed audio device", after the above settings, you can easily solve the recording device can not find the microphone prompt "lack; The problem of installing an audio device is that you can use a microphone for voice chat.