If you have an older Windows 7 or 8 license (even from an old PC's sticker), you can still upgrade to Windows 10 or 11 for free using Microsoft's Accessibility Upgrade tool (officially ended but still functional).
Supports English, Chinese, and other languages automatically.
KMS clients must renew their activation by connecting to the KMS host at least once every 180 days to stay activated. Microsoft Learn
In conclusion, while HEU KMS Activator 4231 may appear as an attractive, high-quality solution to license cost anxiety, it is a dangerous mirage. The short-term savings are eclipsed by substantial risks: malware infection, legal liability, system instability, and a fundamentally compromised security posture. Users should reject the false economy of software piracy and instead embrace the legitimate, safe, and sustainable options available. A computer's integrity and the data it holds are far too valuable to gamble on an unauthorized piece of code from the dark corners of the internet.