A digital license is another way to activate your Windows 10. A digital license is a method of activation that is linked to your Microsoft account, and it’s used when you upgrade from an older version of Windows to Windows 10. Here are the steps to activate Windows 10 using a digital license: A product key is a 25-character code that is used to activate Windows 10. When you purchase a new copy of Windows 10, you will receive a product key that can be used for activation. Here are the steps to activate Windows 10 using a product key: Before we dive into the activation process, it’s important to understand what Windows 10 activation is and why it’s necessary. Windows 10 activation is a process that verifies that your copy of Windows 10 is genuine and has been properly licensed by Microsoft. Activating Windows 10 ensures that you have access to all of the features and updates provided by Microsoft, and it also helps to protect your computer from malware and other security threats.