You can activate your subscription also by following these steps:
1. Go to Bitdefender Central by accessing central.bitdefender.
2. Click on the My Subscriptions panel, located on the left side of the window.
3. Click the ACTIVATION CODE button, then type the code in the corresponding field.
4. Finally, click on ACTIVATE.
5. Your subscription is now activated.
NOTE: You do NOT have to type this activation code again when installing Bitdefender products from this account.