While the tool itself was famously "clean" in its official releases, its distribution today carries significant dangers: Malware Risks
If you are looking into this for a project or personal use, keep these points in mind:
Discounted "grey market" keys from reputable retailers can often be found for a few dollars, providing a legal path without the risk of system infection.
The tool works by injecting a into the system before Windows boots. This tricks the operating system into believing it is a genuine copy pre-activated by an OEM (Original Equipment Manufacturer) like Dell or HP. Key Considerations and Risks
By following the information provided in this article, users can make an informed decision about using Windows Loader 2.1 to activate their Windows operating system.
Using activators violates the Microsoft Terms of Service. For modern systems, Microsoft generally encourages using the Windows Media Creation Tool for clean installs, which often remain functional (with minor personalization limits) even without an immediate license key.