It installs an OEM certificate that matches the injected SLIC data.

Windows 7 itself is no longer receiving security patches from Microsoft. Using a loader to activate an obsolete OS means you are running a system with known vulnerabilities that hackers can easily exploit, regardless of whether the Windows copy is "activated."

The mechanism behind the Loader is sophisticated yet straightforward in its execution:

Once these three elements align, the Windows Licensing service marks the status as "Activated." Features of Version 2.2.3