Technically, the tool installs a virtual KMS server on your computer. When Windows or Office requests activation, they communicate with this local emulator instead of Microsoft’s official servers. The emulator "tricks" the software into believing it is part of a large organization with a valid volume license.
Legal Implications of Using Activator Tools for Windows - YTU HEU KMS Activator v42.2.0 -Windows et MS Office...
: Permanently binds the activation to your hardware's unique ID on Microsoft's servers, which is generally more stable than standard KMS. Risks and Safety Considerations Technically, the tool installs a virtual KMS server
: Beyond standard KMS, it often incorporates "Digital License" (HWID) and "KMS38" methods, which provide more permanent activation states for Windows. Legal Implications of Using Activator Tools for Windows
The v42.2.0 release is part of a series of updates that refine the "Smart Activation" process, often requiring only a single click to authenticate software.