This means that the product key is embedded in your computer and is not provided separately to users, which helps prevent unauthorized use or theft. When your computer is connected to the internet, Windows will automatically activate. If your computer comes with a pre-installed Windows system, ASUS has already embedded the digital licensing within the motherboard. Product Key: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX The activation of Windows can be performed using either digital licensing or a 25-character product key. Windows Activation, Retrieval, and Modification of Product Key