Origin
Game can be activated on Origin, enables you to play on official EA servers and your game will be kept updated with the latest patches via the Origin platform.
----
INSTRUCTIONS:
Login to your Origin account or create one here - https://connect.origin.com/create
Click "Origin" in the top left corner of the window.
Click "Redeem Product Code...".
Enter your code and click "Next".
Confirm your code redemption by clicking "Next".