VoipDiscount

https://superuser.com/questions/1293341 ... mi-monitor

Select IDT High Definition Audio CODEC on Device Manager.
Select the Driver tab.
Click the Update Driver... button.
Select -> Browse my computer for driver software.
Select -> Let me pickup a list of device drivers on my computer.
Select High Definition Audio Device (Not IDT High Def... this is important.) and click Next. A Warning message will appear, but reply Yes.
Windows has successfully update your driver software.