If Windows 10 Education was previously activated on your device, your copy of Windows 10 will be activated automatically. If you’re ready to activate, you select Activation Settings, then you click Change product key to enter a Windows 10 Education product key. To activate Windows 10 Education, you need a digital license or a product key. Windows 10 was released on July 29, 2015, and it comes with great new features that let you do things easily and fast. Windows 10 has now become the world’s most popular operating system with 400 million users.