winactivate is a script-based HWID (Hardware ID) and KMS38 activation tool. It's very easy to use - just run the script (winactivate.cmd) as administrator. Then your copy of Windows should be activated. It has been tested on Windows 10/11 Home, Professional and Enterprise Editions, as well as Windows 10 Enterprise 2016 LTSB and Windows 10 IoT.

Microsoft Activation Scripts (MAS for short) is a short but sharp open-source KMS scripts collection for online/offline activation of Microsoft Windows and Office, and friendly to all kinds of antivirus software without being easily misidentified as malware. In this collection, the Digital License can achieve a permanent activation of Windows 10; KMS38 is able to activate Windows 10/Server until 2038; for Online KMS, the activation period for Windows/Server/Office is 180 days.