To activate the Duplicate Killer Trial version into the Full version, a license must be acquired first. Please follow the Product purchase guide if you want to learn how to purchase a license. After a license is purchased, you will receive an email with an activation key. This is the same as your Order ID number and will look like this: 105XXXXXXXX408. Please follow the How to find Activation Code article if you want to learn how to find your activation key.

There are several steps to take into consideration when updating to the latest Duplicate Killer version: Current Duplicate Killer version number Checking if an update is available Duplicate Killer license validity Updating methods In this article, we will discuss all these points.   Why is it important to keep the Duplicate Killer version up to date? Because of outside factors like Microsoft Outlook or Windows version changes, Duplicate Killer needs to change as well to keep up.

In some cases when trying to activate some of the 4Team applications, you can receive an activation error: Activation Failed - Incorrect activation code!.    Now, his error usually appears when the activation key is not input correctly, users mix O with a 0 while trying to type in the code by hand instead of using copy/paste or sometimes they leave spaces before or after which could account for the failed activation.