You can download the AIF Import plugin from this page. You should already have Qckvu3 for Windows installed on your computer.
Prior to downloading you should contact Artwork and request the following information:
In order for us to generate license strings you need to provide us your machine's ID. This is best done by downloading the FlexLM_Tools utility and running it on your machine. Use the System Settings tab and copy the Ethernet Address that it displays. See below:
A short tutorial on how to use LMTOOLS