Check Loudness Equalization from the list and click OK.Select Enhancements from the opened window.Click on the speaker icon on the sound mixer popup.Click on the Volume icon in the system tray.Let’s go through the process step by step: In Windows, there is a loudness equalization option supported by most sound cards which needs to be configured in order to make audio louder. This method will enhance the maximum volume of the overall system. I will discuss three methods to boost sound in Windows beyond 100% default. The question can be divided into two parts, whether you want to increase the sound of the multimedia playback on your system or increase the maximum volume of the overall system. A user of itechtics asks the following question: “Just wondering if I can increase the volume of Windows beyond the maximum limit?”