The tool works by modifying the original Windows 7 protection system files. Rather than providing a genuine license key, it patches the operating system to prevent it from verifying the license status.
Because the tool modifies core system files like Winlogon.exe or SppSvc.exe , it can cause blue screens (BSOD) or prevent future Windows updates from installing correctly. descargar activador chew wga windows 7 gratis tool