1. Right-click the speaker icon in the lower right corner and select "Recording Device";
2. Click the "Recording" property page, right-click in the blank space and select "Show Disabled Devices";
3. Right-click on the "Stereo Mix" device that appears, "Start" and "Set as Default Device";
4. If the "Stereo Mix" device is not found, it means that your sound card driver is not the latest version. Please update the sound card driver to see it.
