When you install a Windows Server operating system, the sản phẩm key – also known as a KMS (Key Management Service) key – may not be installed correctly. In such cases, the operating system has been installed with a 120-day trial key. Once this time period elapses, the operating system can no longer be used.

This guide will explain how to change the product key for your Windows Server environment.


You need khổng lồ have sầu remote desktop access.


Uninstall the default hàng hóa key

When your operating system is in trial mode, a mặc định product key is installed. To modify it, open the Run dialogue box (Windows key + R):



In this box, enter the following command:

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Install the new product key

You can now install the new hàng hóa key. To vì chưng so, go baông chồng khổng lồ the Run box, & enter the following command:

Below is a danh mục of the sản phẩm keys available for each operating system:

Operating systemProduct key
Windows Server 2008 StandardTM24T-X9RMF-VWXK6-X8JC9-BFGM2
Windows Server 2008 EnterpriseYQGMW-MPWTJ-34KDK-48M3W-X4Q6V
Windows Server 2008 Datacenter7M67G-PC374-GR742-YH8V4-TCBY3
Windows Server 2008 R2 StandardYC6KT-GKW9T-YTKYR-T4X34-R7VHC
Windows Server 2008 R2 Enterprise489J6-VHDMP-X63PK-3K798-CPX3Y
Windows Server 2008 R2 Datacenter74YFP-3QFB3-KQT8W-PMXWJ-7M648
Windows Server 2012 StandardXC9B7-NBPP2-83J2H-RHMBY-92BT4
Windows Server 2012 Datacenter48HP8-DN98B-MYWDG-T2DCC-8W83P
Windows Server 2012 R2 StandardD2N9P-3P6X9-2R39C-7RTCD-MDVJX
Windows Server 2012 R2 DatacenterW3GGN-FT8W3-Y4M27-J84CP-Q3VJ9
Windows 8.1 ProfessionalGCRJD-8NW9H-F2CDX-CCM8D-9D6T9
Windows Server 2016 DatacenterCB7KF-BWN84-R7R2Y-793K2-8XDDG
Windows Server 2016 StandardWC2BQ-8NRM3-FDDYY-2BFGV-KHKQY
Windows Server năm nhâm thìn EssentialsJCKRF-N37P4-C2D82-9YXRT-4M63B
Windows Server 2019 StandardN69G4-B89J2-4G8F4-WWYCC-J464C
Windows Server 2019 DatacenterWMDGN-G9PQG-XVVXX-R3X43-63DFG

Source: Microsoft

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Go khổng lồ

To associate your key with our automated activation system, enter the command below in the Run dialogue box:

Activate the system

Lastly, to activate your Windows operating system, simply enter the comm& below:

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