By default, you can not record the PC sounds or system sound in Windows 7. To make it more easy, you can nor directly record log off logon sounds, Windows 7 voice etc. We will show you the easy way to record any sound that is generated in your Windows 7 pc.
Right click on the speaker icon in the notification area and click Recording devices :
Sound Window will open. Right click in an empty place inside and check the option saying “Show disabled devices“.
You will find a grayed out icon named “Stereo mix” . Right click over it > click Properties > in Properties window, from Decive usage drop down box select “Use this device (Enable)” :
This device will active now and will not be grayed out. Now right click over the “Stereo mix” icon and select “Set as default device” :
Click OK and the window will close.
Now, open any sound recording software, choose “Stereo mix” as recording device and you will be able to record the system or PC sounds in Windows 7 .