Please I want you to refund my money back

I don’t need the card again just help me my money

If you mean an Apple Gift Card or App Store & iTunes gift card, you cannot get refund.

When redeeming a gift card, the amount will be credited to your Apple Account balance. 

If you have redeem your Apple Gift Card or App Store & iTunes gift card and you don't want to use te funds, you need to contact Apple Support to request a refund, see -> Check your Apple Account balance

Check your Apple Account balance – Apple Support (UK)

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If you have an Apple Account balance that you can’t use

You can't redeem or return Apple Gift Cards, App Store & iTunes Gift Cards or unused Apple ID balance for cash, except as required by law. If your jurisdiction allows the refund of redeemed gift balances, you can contact Apple Support to request a refund. 

When you contact Apple, include the following information:

•               Your Apple ID.

•               The refund amount.

•               Your current delivery address.

Read also -> Terms and Conditions for Apple Gift Cards and Codes, Apple Account Associated Balance, and Content Codes

Legal - iTunes Gift Cards and Codes - Apple