Just install this codec pack \nsf.net/projects/ffdshow\n\nthen you can see any encoded media with other players like mediaplayer then when you play your movie with media player you can see 2 new icon in your tray bar the first one is video setting on movie you can use it to change many things and dozens of option the second one is sound setting then go to volume and doubleclick and make volume to much louder than winodows orginal volume