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HEU KMS Activator is an easy to use Windows and Office activation program that can activate Windows 10, 11 and MS Office 2021 within 1 click.
The program will choose the best method for you to locally activate all Microsoft products. You can choose your own activation channel, with 4 modes to choose from: Digital License, KMS38, OEM and KMS, plus many useful tools like Change Windows 10 version, Backup and restore Windows, Change MS Office Edition, Key Settings manually in case you purchased the original Key and more.
Windows XP / Vista / 7 / 8.1 / 10/11
Microsoft Office 2010, 2013, 2016, 2019, 2021 and Office 365
All versions of Windows Server
Easy to use
Smart activation with the best method.
Activate Windows XP / Vista / 7 / 8.1 / 10/11
Activate MS Office 2010, 2013, 2016, 2019, 2021 and Office 365
Automatically identify and bypass permanently activated Windows/Office.
Install/uninstall auto-renew function.
Work schedule mode.
Delete KMS customer information.
Set up a KMS server.
Change Windows 10 version.
Windows/Office key management.
1. Optimize the activation information backup and restore function.
2. Optimize KMS activation.
3. Added Windows11 version conversion function.
4. Fix the bug that the system version shows wrong after changing the key.