Battle.net Activation Guide
Step 1: Open the Battle.net website
Open your preferred web browser and navigate to https://battle.net/account/management/claim-code.html.
Step 2: Login or create an account
Sign in to your Blizzard account or create a new one if you haven’t already, where you wish to redeem your code.
Step 3: Open your Account Settings
Click on your username located in the upper right corner, and then select ‘Account Settings‘
Step 4: Enter your code
Input your unique code, which you can find on the ‘Order’ page of your GameRobo account or in the confirmation email if you made a guest purchase. After entering the code, click ‘Redeem Code‘ and follow the on-screen prompts to download the game to your PC.
Step 5: Launch the game
To launch the game, utilize the Battle.net Desktop App, which can be accessed at this link: https://us.battle.net/support/en/article/25949.
For additional support related to the Blizzard.net activation process and client, please visit this link: https://us.battle.net/support/en/help.