What is a Steam Activation Key and how do I use it?
A Steam Activation Key is a unique code that gives you access to the download, installation and activation of your game from the Steam™ platform.
To activate and download your purchase, you must create a Steam account and install Steam on your computer.
To use your Steam key, you will need to follow the instructions provided with your Steam Activation key, included with your confirmation email.
For instructions on how to download or operate Steam, please refer to the Steam website. If you have any further questions, please contact Steam customer support.