Thank you for your prompt response,
Surely it's being set on 5.1 from both Soundmax and Sound settings off control panel.
You can take a glance about SoundMax here: Soundmax AD1988B Driver for Windows 7
(redirects to another post, if you need me to upload screenshots lemme know but it looks exactly like in the link above)
Concerning the games, it's exactly as you say but I cant stand 2.1 on mp3s/movies =)