Activation guide for Battlenet

1. Go to the Battle.net website and log in to your account.

2. Access your account settings and click on "Games & Subscriptions."

3. Choose the "Redeem a Code" option.

4. Enter the game key and click "Redeem Code."

5. If valid, the game will be added to your account.

6. Download and install the game if prompted.

7. Launch the game and enjoy playing!