Unable to redeem my Apple Gift Card

Please follow the steps in this Apple Support article. 

If you can't redeem your Apple Gift Card or App Store & iTunes Gift Card - Apple Support

If after reviewing the article, and following the directions in the article, you need additional assistance please follow the link below to contact official Apple Support. 

Contact Apple Gift Card Support

If you receive a request for payment using Apple Cash, or If you believe you are the victim of a scam, please contact Apple Support and report it to local law enforcement.

You may also report the scam to the FTC Complaint Assistant and to the FBI’s Internet Crime Complaint Center

If you receive a request for payment using Apple Cash, or If you believe you are the victim of a scam, please contact Apple Support and report it to local law enforcement.

You may also report the scam to the FTC Complaint Assistant and to the FBI’s Internet Crime Complaint Center

The invalid message is usually due to a character of the code entered incorrectly or not properly read by the camera. You can use this Support Article to see the most common characters that may be wrong. It may also be from a different type of card that cannot be redeemed to your Account.

If you can't redeem your Apple Gift Card, App Store Card, or App Store & iTunes Gift Card - Apple Support

You need to contact Apple Gift Card support through the link in my post. No one here has access to your personal or financial information.