Screen Capturing SDK sample in Windows demonstrating ‘Fix audio recording not working’
If you have no sound in Screen Capturing then try the following: If you are running Windows 7 and have a Realtek sound card the virtual-audio-capturer or Stereo Mix may be missing from the selectable Audio Input > Device setting. **[!] Before attempting this solution, make sure your Windows is fully up-to-date and you have the latest Realtek drivers.** Solution: 1. Press Windows Key + R to open Run 2. type "control mmsys.cpl sounds" (without the quotes) and hit Enter 3. Click the Recording tab and check if the Stereo Mix device is there - If yes, right-click on it and select Enable then restart the Screen Capturing app - If no, right-click in a blank area and make sure Show Disabled Devices is checked then do the step 3.1 4. Enjoy!