Log in or sign up to a COD account.

Go to: https://profile.callofduty.com/promotions/redeemCode. Enter your gift card code and select, 'Submit'.

PlayStation: Open PlayStation Store via your console, click on the option 'Redeem codes' in the menu and enter your code. If you start Call of Duty, the COD Points have been added to your account wallet.

You can also redeem your points via the internet. Go to store.playstation.com. Tap your account name, select 'Redeem Codes' and enter your Call of Duty code.

Xbox: Open the Xbox Games Store via your console and then click on the 'Use a code' option and enter your code. You can then purchase the points in Call of Duty with your Xbox credit.