How to activate Orgin game?

1.Go to http://www.origin.com/

2.Click "Download Origin"

3.Once the client is installed and has started, log in with your username / password (create one if needed).

4.Once logged in, click on your library on the left menu.

5.Select "Enter a product code..."

6.A window will prompt you to enter the code you purchased on Instant Gaming.

7.Origin will authenticate your code after a few minutes.

8.The game is now visible in your list.

9.Click it to start the download.