IDT High Definition Audio Windows 8.1 HP ENVY dv6

I have problems installing the driver idt high definition audio codec ... when I go to windows 8.1 but had no audio and try to manually install the audio driver and never start the installer I get a poster or'' wait while the system updates the audio hardware configuration "and never moves!

when I try to reinstall from another installer I get this other window

and its frozen there!!!

 
data from my notebook:
HP ENVY dv6 Notebook PC
64-bit Windows 8.1

 
PLEASE IF YOU CAN HELP ME!
two days ago that I'm on trying and I can not solve the issue of audio
 
THANKS!