window 8 problem

[Lee11]

My PC is originally window 7 but i upgrade to window 8 and now i'm having a lot of problem with my audio, how can i change back to window 7

 

[Dark Lord of Tech]

DO YOU HAVE YOUR WINDOWS 7 install key \ license?

 

[COLGeek]

Get your Windows 7 installation media and re-install.

What kind of problem are you having with your audio under Windows 8?