Now go to the “Properties” button at the bottom right corner.Then, choose your default speaker or headphone from the displayed list.At first, open your desktop and go to the Start Menu.How To Normalize Sound With Loudness Equalization? But you must try enabling “Loudness Equalization” first. However, a few sound cards offer volume management features as well. In case you use only one application to play all kind of media, adjusting the settings can help. It turns the louder and quieter sound to an average loudness by leveling the audio output. Loudness Equalization successfully discards this awful situation by normalizing the sound of your PC. Same things happen with your playlist with separate albums, right? Have you ever watched a TV show online from your Windows 10 Computer? If yes, then you have probably observed, the commercials have louder sound than the actual show. How Does Realtek Loudness Equalization Work?.How To Normalize Sound With Loudness Equalization?.What Is Loudness Equalization In Windows 10 PC?.