Windows Activation Helper

WindowsActivationHelper is a legitimate and open-source utility designed to assist users with managing their Windows operating system activation. This tool is intended for lawful purposes, such as aiding in the activation of Windows installations using valid product keys or troubleshooting activation-related issues.

License

API Reference

Install a product key

If you're converting a computer from a KMS host, MAK, or retail edition of Windows to a KMS client, install the applicable product key (GVLK) from the list below. To install a client product key, open an administrative command prompt on the client, and run the following command and then press Enter:

  slmgr /ipk <product key>

For example, to install the product key for Windows Server 2022 Datacenter edition, run the following command and then press Enter:

  slmgr /ipk WX4NM-KYWYW-QJJR4-XV3QB-6VM33

Generic Volume License Keys (GVLK)

In the tables that follow, you'll find the GVLKs for each version and edition of Windows. LTSC is Long-Term Servicing Channel, while LTSB is Long-Term Servicing Branch.

Windows Server (LTSC versions)

Windows Server 2022

Operating system edition	KMS Client Product Key
Windows Server 2022 Datacentery	WX4NM-KYWYW-QJJR4-XV3QB-6VM33
Windows Server 2022 Datacenter Azure Edition	NTBV8-9K7Q8-V27C6-M2BTV-KHMXV
Windows Server 2022 Standard	VDYBN-27WPP-V4HQT-9VMD4-VMK7H

Windows Server 2019

Operating system edition	KMS Client Product Key
Windows Server 2019 Datacenter	WMDGN-G9PQG-XVVXX-R3X43-63DFG
Windows Server 2019 Standard	N69G4-B89J2-4G8F4-WWYCC-J464C
Windows Server 2019 Essentials	WVDHN-86M7X-466P6-VHXV7-YY726

Windows Server 2016

Operating system edition	KMS Client Product Key
Windows Server 2016 Datacenter	CB7KF-BWN84-R7R2Y-793K2-8XDDG
Windows Server 2016 Standard	WC2BQ-8NRM3-FDDYY-2BFGV-KHKQ
Windows Server 2016 Essentials	JCKRF-N37P4-C2D82-9YXRT-4M63B

Windows Server (Semi-Annual Channel versions)

Windows Server, versions 20H2, 2004, 1909, 1903, and 1809

Operating system edition	KMS Client Product Key
Windows Server Datacenter	6NMRW-2C8FM-D24W7-TQWMY-CWH2D
Windows Server 2016 Standard	N2KJX-J94YW-TQVFB-DG9YT-724CC

Windows 11 and Windows 10 (Semi-Annual Channel versions)

Operating system edition	KMS Client Product Key
Windows 11 Pro   Windows 10 Pro	W269N-WFGWX-YVC9B-4J6C9-T83GX
Windows 11 Pro N   Windows 10 Pro N	MH37W-N47XK-V7XM9-C7227-GCQG9
Windows 11 Pro for Workstations Windows 10 Pro for Workstations	NRG8B-VKK3Q-CXVCJ-9G2XF-6Q84J