1. In a web browser, head to the Blizzard Code Redemption page here: https://battle.net/account/management/claim-code.html
  2. Log in, and then enter the game code included in your confirmation email
  3. Click “Redeem Code”, and then follow the prompts to download the game to your PC
  4. You can then launch the game by using the Battle.net Desktop App found here: https://us.battle.net/support/en/article/25949

    You can find additional support with the Blizzard.net activation process and client here: https://us.battle.net/support/en/help/