Check Operation System Version 
 Realtek HD Audio Driver WDM Directory Exist 
 Microsoft Bus Driver Directory Exist 
 copy Microsoft HD Audio QFE from MSHDQFE Directory
 copy Realtek HDAudio Audio Driver from WDM Directory
 copy Audio Driver to each Correct position from Driver Directory
 Install Microsoft HD Audio QFE File (KB835221.exe) 
 Install Realtek HD Audio Audio Driver