10. If you get a Windows message stating 'This hardware will not be installed. Contact your system administrator' then you need to do the following
A) Login to Windows with Administrator rights.
B) Go into Start -> Settings -> Control Panel -> System -> Hardware -> Driver Signing
C) Select Warn and choose 'Prompt me each time to choose an action.'
D) Next, repeat the driver installation starting in Step 3.

11. The following dialog should appear:

12. This dialog warns you that we haven't paid Microsoft a pound of flesh to certify the driver.
You're going to have to click the [Continue Anyway] button.:-) Note: If your Windows Security Settings policy is 'undefined' you may need to set it to 'warn' to be able to continue.

13. The following dialog should appear:

14. Click the [Finish] button to complete the installation.

15. Start VAG-COM.
Click the [Options] button.
In the 'Select COM Port' box, select USB.
Click the [Test] button.
The results should look like this (it may have additional information in the Port Test dialog).

16. Click [OK] and click [Save]

Vag Kkl 409.1 Obd2 Usb

17. Go test it on a car. :-)