
HEU KMS Activator is a lightweight and universal KMS-based activator, developed for Microsoft Windows (XP/Vista/7/8/8.1/10/11/Server) & Office (2010/2013/2016/2019/2021) all VOL editions. It works without need of Internet connection, and no .NET Framework or other system components installation required, just activates your Windows/Office with one-click!
HEU KMS Activator was made by HEU/知彼而知己 from China and updated according to users' requests and feedbacks. It was packaged as a single executable portable tool, which means there will be nothing left in the system after using, and you can delete it directly.
Besides, HEU KMS Activator can be regarded as one must-have tool for Windows 10/8.1/8 SiP (System In Package). With its help, you can use its silence parameter "/ s" to make a full-automatic and silent activation to Windows and Office.

Key Features
- One-click activation based on KMS Server Emulator
- High activation success rate and very fast execution speed
- Supports almost all VOL editions (more than 87)
- Without having to install .NET Framework first
- Supports backup/restore of Windows/Office activation information
- Allows to build your own KMS server
- Multiple parameters can be chosen according needs
- Includes many KMS related features (Install the key, activation status query, etc.)
- Support both offline activation and online activation connecting to Internet server
- Comes with detailed use tutorial and activation principle introduction, which make you feel safe and secure
- Support 3 languages (English/Simplified Chinese/Traditional Chinese) - automatically identify

Supported Microsoft Products
Version | Edition |
Windows | |
Windows XP |
|
Windows Vista |
|
Windows 7 |
|
Windows 8 |
|
Windows 8.1 |
|
Windows 10 |
|
Windows 11 |
|
Windows Server 2008 |
|
Windows Server 2008 R2 |
|
Windows Server 2012 |
|
Windows Server 2012 R2 |
|
Office | |
Office 2010 |
|
Office 2013 |
|
Office 2016 |
|
Office 2019 |
|
Office 2021 |
|
Office 365 | -/- |
Simple Tutorials
Activate once every 180 days:- Run HEU KMS Activator
- Click "Activate xxx VL" button
- Run HEU KMS Activator
- Click "Activate ALL and Reactive" button
- Run HEU KMS Activator
- Click "Activate xxx VL" button
- Go to 'Advance' tab, and click "Install/Uninstall Renewal Service"
- Whether you have used some similar software before, and make sure to uninstall them cleanly
- Make sure the Windows/Office you have installed are from the Microsoft official site and they are the original VOL editions
Prompts
- Before use, be sure to uninstall any other "KMS activating tools"
- Before start, you'd better close the anti-virus software and firewall (or add it to their white list)
- This tool works using the KMS activation method, so you should known Microsoft's rules about this - KMS needs to activate once more every 180 days. If this bothers you, try to use its automatic renewal feature
Warning
HEU KMS Activator may be reported as threats by some anti-virus software, like:- kms-clicent.exe - Win32:Malware-gen
- kms-server.exe - Win32: PUP-gen [PUP]
- kms.exe - Win32:Malware-gen
- HEU_KMS_Activator_v23.1.0.exe - FileRepMalware
- ....