Now on stereo mixer right click and choose enable option.If you don’t see your stereo mixer, you can use one of the following third-party utilities If your sound card supports a stereo mixer, it will now appear in the Recording tab.Now when you right click on empty Space you will see to option Show disabled devices and Show disconnect device.Now in setting you will see option Recording tab press it.
Now select the sound and open the settings See More: How to Unblock Adobe Flash Player: Chrome, Windows 10