If you wish to purchase a license for AQT, see http://www.querytool.com/purchase.html, which describes the procedure for doing this.
Once you purchase an AQT license, you will be issued with a registration key. This will turn your evaluation version of AQT into a full version. You will not be sent a CD, nor do you need to download another install file.
You enter your registration key into AQT using the Registration Details window. There are three ways to get to this window:
Fill out your registration details in the registration window as follows:
You must enter both the Name and the Registration Key exactly as issued to you. Both form part of the key and must be correct.
If you need to reinstall AQT, and you cannot fnd your key: