1. In order to activate an Apple iTunes card, you will need to have your iTunes app then you will have to log in into your Apple account (If you don't have one you can create one here)
2. Once you have successfully logged in into your account go to the "Store" section of the app. There you will find a "Redeem" button, select it.
3. Once you are there a redeem section should show up. There you will need to enter your gift card
Please bear in mind that your gift card must match the region/country you are in. We suggest to always check the restriction of the gift card.