Objective

When you install a Windows Server operating system, the product 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.

Requirements

You need to have remote desktop access.

Instructions

Uninstall the default product key

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

In this box, enter the following command:

Bạn đang xem: Appendix a: kms client setup keys

Install the new product key

You can now install the new product key. To do so, go back to the Run box, and enter the following command:
Below is a list of the product keys available for each operating system:

Operating systemProduct key

Windows Server 2008 Standard	TM24T-X9RMF-VWXK6-X8JC9-BFGM2
Windows Server 2008 Enterprise	YQGMW-MPWTJ-34KDK-48M3W-X4Q6V
Windows Server 2008 Datacenter	7M67G-PC374-GR742-YH8V4-TCBY3
Windows Server 2008 R2 Standard	YC6KT-GKW9T-YTKYR-T4X34-R7VHC
Windows Server 2008 R2 Enterprise	489J6-VHDMP-X63PK-3K798-CPX3Y
Windows Server 2008 R2 Datacenter	74YFP-3QFB3-KQT8W-PMXWJ-7M648
Windows Server 2012 Standard	XC9B7-NBPP2-83J2H-RHMBY-92BT4
Windows Server 2012 Datacenter	48HP8-DN98B-MYWDG-T2DCC-8W83P
Windows Server 2012 R2 Standard	D2N9P-3P6X9-2R39C-7RTCD-MDVJX
Windows Server 2012 R2 Datacenter	W3GGN-FT8W3-Y4M27-J84CP-Q3VJ9
Windows 8.1 Professional	GCRJD-8NW9H-F2CDX-CCM8D-9D6T9
Windows Server 2016 Datacenter	CB7KF-BWN84-R7R2Y-793K2-8XDDG
Windows Server 2016 Standard	WC2BQ-8NRM3-FDDYY-2BFGV-KHKQY
Windows Server 2016 Essentials	JCKRF-N37P4-C2D82-9YXRT-4M63B
Windows Server 2019 Standard	N69G4-B89J2-4G8F4-WWYCC-J464C
Windows Server 2019 Datacenter	WMDGN-G9PQG-XVVXX-R3X43-63DFG

Source: Microsoft

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Go to kms.sentory.vn.net

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

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Activate the system

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

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