How to increase sound of laptop

Click on link https://excellmedia.dl.sourceforge.net/project/equalizerapo/1.2.1/EqualizerAPO64-1 step. 1 download the Equalizer Apo download Equalizerapo step. 2 install the Equalizer Apo step. 3 open the Equalizer Apo Folder step. 4 Go to the config Folder step. 5 Go to the config Notepad step. 6 Adjust your sound level (increase , decrease) sound increase use (+) sound decrease use (-)