Deactivate your XLSTAT license key

This tutorial will show you how to deactivate your XLSTAT license key. This is necessary when:

  • You wish to format or re-install your computer
  • You wish to change your computer
  • You wish to change your license key

How to deactivate your license key:

Open Excel then click on the About XLSTAT button in the XLSTAT ribbon. A dialog box appears. Click on Deactivate.

about xlstat

You will be asked to confirm that you wish to deactivate your license.

If the process goes well, your license should be deactivated and your XLSTAT version back to Free or Trial, depending on how much time you had left on your evaluation.

If you wish to activate XLSTAT on a new computer or change your license key, please follow this tutorial to activate your license again.

Manual deactivation of XLSTAT

It is possible that the automatic deactivation fails. This could happen if your computer is not connected to the Internet or if a restrictive firewall filters the request.
If the automatic activation fails, the below dialog box appears on your screen:

Deactivate

​To deactivate your license in this case, you will need to proceed with a manual deactivation.
Please note that this process requires a computer with an Internet access. It doesn't have to be the same computer that you want to install XLSTAT on.
Please follow these steps:

Step 1: Proceed according to your situation:

Step 2: Copy the deactivation code from the manual deactivation window to the web deactivation form.

Deactivate

Step 3: You should be able to see the message below, informing you about the deactivation success.

Deactivate

Step 4: On the manual deactivation window in the XLSTAT interface, you can now click on Close. Only do so if you got the previous message, pictured in the Step 3. If you did not, please try copying the code again to the webpage before continuing. Upon clicking on Close, you should be prompted to confirm that you did see this message.Click Yes if this is the case.

Deactivate

Your license is now successfully deactivated.

If you wish to activate XLSTAT on a new computer or change your license key, please follow this tutorial to activate your license again.

Click here for other tutorials.

About KCS

Kovach Computing Services (KCS) was founded in 1993 by Dr. Warren Kovach. The company specializes in the development and marketing of inexpensive and easy-to-use statistical software for scientists, as well as in data analysis consulting.

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