To unlock the Call of Duty: Advanced Warfare Personalization Pack, make sure you do the following:

Verify Your Linked Consoles:
  1. Log into your Call of Duty account. If you do not have a Call of Duty account, you must create one.
  2. Make sure that your account has at least one of the following consoles linked to that account:
  • Xbox Live
  • PlayStation Network ID
Redeem your Pre-Order Code:
  1. Go to the Call of Duty: Advanced Warfare Pre-Order Code Redemption site.
  2. Enter your Personalization Pack redemption code.
Only one code can be redeemed per Call of Duty account.