If you are setting this up for production or a lab, let me know: Will you be deploying or Datacenter editions?
Yes. You can convert the evaluation version to a full license using your MAK or other valid volume license key via DISM or slmgr commands.
KMS communication occurs over TCP port 1688 by default. Ensure that Windows Firewall and any perimeter network firewalls allow traffic through port 1688 from the client subnets to the KMS host. Best Practices for Enterprise OS Deployments
To set up a KMS host, follow these steps:
After the conversion, restart the system and activate it: windows server 2019 kms iso link
During the Windows Server setup process, you'll be prompted for a product key. You can enter your volume license key there, which will install the corresponding edition directly.
For personal and learning environments that are not for corporate production use, there are alternative open-source tools like that can activate Windows and Office using genuine Microsoft activation methods, including KMS and digital licenses. However, it is important to note that such tools are not supported for business or production environments.
To convert Windows Server 2019 Evaluation to Windows Server 2019 Standard and apply the KMS GVLK simultaneously, execute the following command:
A Microsoft engineer's answer on the Microsoft Q&A platform confirms that the primary public avenue is the Microsoft Evaluation Center. If you are setting this up for production
If you installed the evaluation version, you must convert it to a retail or volume edition before it can be activated via KMS. Open an elevated Command Prompt. Check your current version: DISM /online /Get-CurrentEdition View target editions: DISM /online /Get-Target-Editions Convert command
When you install Windows Server 2019 using a volume license ISO, the system automatically injects the appropriate GVLK. If you need to convert an existing standard installation to point to a KMS server, you can manually apply these official Microsoft GVLKs:
Firewall: Port 1688 (TCP) must be open on the KMS host to receive requests.
To obtain a Windows Server 2019 KMS ISO link, follow these steps: KMS communication occurs over TCP port 1688 by default
A detailed guide on the Microsoft Q&A platform also confirms the necessity of installing the Volume Activation Services role and activating the KMS host with its own key as the primary steps for setup.
Setting up KMS activation requires configuring a KMS host server and pointing client servers to it. Step 1: Install the KMS Client Key
Open PowerShell as Administrator and run: DISM /online /Get-CurrentEdition 3. Convert Evaluation to Volume License (KMS Client)
: This is the most common direct download for testing. It provides a 180-day trial that can later be converted to a full version. Download from Microsoft Evaluation Center .