When you try to activate Windows server 2019 from evaluation version, do you always get an error message “the product key you entered didn’t work. Check the product key and try again, or enter a different one. (0x80070490)”? Today, I am going to show you how to install license key to activate Windows Server 2019 from Evaluation version. Let’s follow steps to activate your windows server 2019 (it also can be use for activating Windows Server 2016).

Note: you cannot use slmgr /ipk command with VLSC MAK key or Retail to activate evaluation edition server directly.

  1. Login to Windows Server 2019.
  2. Open Settings and then select System.

  3. Select About and check Edition.

  4. If it shows Windows Server 2019 Standard or others non-evaluation edition, you can activate it without reboot.
  5. Don’t use GUI to activate it, you will get error message most of time.

  6. Run command prompt or PowerShell as administrator.
  7. Type following command.
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    slmgr /ipk your_product_key
  8. It will pop up Windows Script Host window and shows “install product key xxxxx-xxxxx-xxxxxx-xxxxx successfully. Click OK to close the window.

  9. Type following command to activate license key.
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    slmgr /ato
  10. It will pop up Windows Script Host window and shows “Activating Windows ®, ServerStandard edition (xxxxx-xxxxx-xxxxxx-xxxxx).. Product activated successfully”. Click OK to close the window.

  11. That’s it, you have already activated your server without reboot.
  12. But when you check your server edition and it shows Windows Server 2019 Standard Evaluation, you need more steps to activate it and need to reboot server.

  13. You cannot use slmgr command to install product key(Retail or VLSC MAK key) to evaluation edition server, you will get error message “Error:0xC004F069 On a computer running Microsoft Windows non-core edition….”

  14. To upgrade evaluation edition server to standard (or Datacenter) edition, you cannot use VLSC MAK key, you will got error message “Error 1168 the specified product key could not be validated……”

  15. You need a KMS clients Activation and product Keys—Key Management Services (KMS) client activation and product keys for Windows Server and Windows | Microsoft Docs  ( and use DISM command to upgrade Edition from evaluation edition to standard (or Datacenter) edition
  16. Type following command to upgrade evaluation edition to standard (or Datacenter) edition.

    Standard Edition:

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    DISM /Online /Set-Edition:ServerStandard /ProductKey:xxxxx-xxxxx-xxxxx-xxxxx-xxxxx /AcceptEula

    Datacenter Edition:

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    DISM /Online /Set-Edition:ServerDatacenter /ProductKey:xxxxx-xxxxx-xxxxx-xxxxx-xxxxx /AcceptEula

  17. Click Y and restart the server. if you own VLSC MAK license not retail, you need to following steps to install your VLSC MAK key and activate for your server.
  18. Login the server after reboot.
  19. Run command prompt or PowerShell as administrator,
  20. Type following command.
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    slmgr /ipk XXXXX-XXXXX-XXXXX-XXXXX-XXXXX (your VLSC MAK key)
  21. It will pop up Windows Script Host window and shows “install product key xxxxx-xxxxx-xxxxxx-xxxxx successfully. Click OK to close the window.

  22. Type following command to activate license key
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    slmgr /ato
  23. It will pop up Windows Script Host window and shows “Activating Windows ®, ServerStandard edition (xxxxx-xxxxx-xxxxxx-xxxxx).. Product activated successfully”. Click OK to close the window.

  24. That’s it, you have already change product key from Retail key to VLSC MAK key and activated your server without reboot.

 

How to Fix and Resolve Windows Server 2019 Activation Errors?

Looking to fix and resolve Windows Server 2019 activation errors? In this article, we will help to resolve it.

Windows Server 2019 is here as of now, and you are excited to see how it has taken shape. However, what if you are coming up with the activation errors? There can be several activation errors you would be facing, and getting through them should not be difficult as such. Let us check out how you can get through the Windows Server 2019 activation errors.

How to fix and resolve Windows Server 2019 Activation Errors?

The most common error you would come across when using Windows Server and activating it would be ERROR 0X80070490. There may be a few other error types as well. We will check out how would you be able to resolve the issues to activate your Windows Server 2019.

HOW TO RESOLVE WINDOWS SERVER 2019 ERROR 0X80070490?

This is one of the common errors you would find while attempting to activate your Windows Server 2019. The error has something to do with the server failing to detect your product key in some way.

The exact text you get while attempting to activate Windows Server 2019 reads as follows –

The product key you entered didn’t work. Check the product key and try again or enter a different one. (0x80070490)

The error description may be slightly confusing and misleading. Do note that it has nothing to do with the licensing of your application. Studies have indicated that the error has a reference to the Windows Store or Windows errors.

The fix should be quite simple enough. Attempt activating your Windows Server using the following command line-

slmgr.vbs -ipk XXXXX-XXXXX-XXXXX-XXXXX-XXXXX
slmgr.vbs -ato

The activation should even be done with the first line alone. If it does not work for you, you may need to go with the second line. It may also be a good idea to go with both the lines to ensure you will be able to activate your Windows Server 2019 right away.

Another option can be to use the following command line –

cscript c:windowssystem32slmgr.vbs /ipk <product-key>

ENSURE THAT YOU HAVE ACCESS TO THE RIGHT UPDATES ON YOUR WINDOWS SERVER 2019

Make sure you have the right access to the KMS or Key Management Services to ensure that your Windows Server 2019 is activated successfully.

KMS makes use of a client-server route to activate the users. The KMS clients will connect with the KMS server (also called KMS Host) for processing activation of your Windows Server installation. Make sure that the KMS Host resides in your local network.

If you are looking to activate Windows Server 2019, you will need to take note of the KMS and which operating system is it hosted on. For activating Windows Server 2019, your KMS should be hosted on Windows Server 2012 R2, Windows Server 2016, and Windows Server 2019.

Use Command prompt for activating your Windows Server 2019

Most of the users have claimed that trying to activate your Windows Server 2019 through the GUI from within Windows Server 2019 throws errors. No matter how perfect your setup and configuration be, you tend to get errors quite frequently.

The right way would be to Command line to assure that you do not run into any activation errors. Here are the steps that should be helpful enough.

  • Log in to your Windows Server 2019
  • Head over to Settings and then to
  • Go to About section and confirm the edition of your Windows Server 2019.
  • If the edition is standard or belongs to any of the non-evaluation editions, you should be able to activate the version without the need for a reboot

At this stage, you may be prompted to activate using the GUI, but never do it as you will face activation errors ideally in most conditions even when your connection is stable. We will be using Command Prompt and PowerShell for activation.

  • Launch PowerShell or Command Prompt as an administrator.
  • Type in the following command and press ENTER
slmgr /ipk your_product_key</li>
  • This should launch a Windows Script Host option, and it will show install product key xxxxx-xxxxx-xxxxxx-xxxxx
  • Close the host window by clicking on OK
  • Enter the following command and press ENTER
slmgr /ato</li>
  • Once again a Windows Script Host window should pop up indicating that the Windows Server 2019 is activated successfully.
  • Click OK t close this window.

That does it. You have successfully activated your Windows Server 2019.

However, when you check the Server edition through the About screen, you may again find it showing up your edition as Evaluation copy. If this happens with you, follow the steps here below.

Launch the following command on PowerShell or Command Prompt –

DISM /Online /Set-Edition:ServerStandard /ProductKey:xxxxx-xxxxx-xxxxx-xxxxx-xxxxx /AcceptEula

If you are running Windows Server 2019 Datacentre edition, you will need to enter the following command

DISM /Online /Set-Edition:ServerDatacenter /ProductKey:xxxxx-xxxxx-xxxxx-xxxxx-xxxxx /AcceptEula

When you are prompted to reboot your device, accept it by typing Y, and your activation should be done.

Please note that you should be able to ensure that you are using the right keys to activate the right kind of Windows Server 2019. You can run into specific activation errors if you fail to pay attention to these pointers.

You will not be able to use your retail or VLSC MAK key to activate an evaluation edition of Windows Server. Doing so will throw the error 0xC004F069.

Using VLSC MAK key can result in the activation error Error 1168 the specified product key could not be validated

Automate Windows Server activation on Virtual Machines

It may be a good idea to activate Windows Server 2019 on virtual machines is to automate the functionality. This was a feature introduced with the Windows Server 2012 R2.

The technique can work in an efficient manner that can activate the virtual machines when it starts up. This will do away the need for entering the licensing details for each of the virtual machines you may have.

You can do it manually or opt for going with the PowerShell method to automate the activation of your Windows Server 2019 virtual machines. It will involve running a script from within your PowerShell. You can get the script from your network administrator, or if you are proficient enough, you can create one easily.

The Parting Thoughts

Those were the steps that should address most of your concerns concerning the activation of your Windows Server 2019 edition. We have attempted to solve most of the problems you may come across while activating Windows Server 2019 in this tutorial.

If there are any other errors you may have found affecting or restricting your activation, do share them here. We will guide you to the right kind of fixes.

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Hope you enjoy this post.