If you require a fully activated operating system or desktop suite, look for reputable, authorized electronic software distributors (ESDs). OEM (Original Equipment Manufacturer) keys are often sold legally at steep discounts compared to full retail box prices, giving you a lifetime, legitimate license without the security risks. Conclusion
: Once a product is successfully activated, it typically remains valid indefinitely unless the OS is reinstalled. Microsoft Toolkit .v2.6.4 Free Download