If you want to upgrade Zamzom Wireless Network Tool from Basic to Premium, you need a licence key. The licence key you can get by click the Upgrade button.
New button will turn up
Click on Buy Now (Pay Pal) and follow the instruction.
When you are finished with the Pay Pal instruction you will receive a licence key both by web page and email.
Type in your new licence key and click OK
You have now upgrade to Premium