Guide to installing Drivers for Windows 7.
Download this file and extract it (right click on the folder and select Extract all).
Click Start, then navigate to My Computer, right click on My Computer and select Properties.
Select Device Manager at the top left of the screen.
You will see the Vstabi driver with a yellow exclamation mark. I have used a Bluetooth adapter as an example. Right click on it, and select Update Driver.
|Go to Browse My Computer.
Browse for the folder you have un-zipped until you get to a folder named Drivers.