Why can't I redeem my $500 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

Are you a scammer? No one should disclose that information on a public website.

What happened you can try that if it doesn't work tell us what is showing you the problem or show the picture of what is not working

I'm not saying his card is invalid so he might be getting a refund from a store that's my question to him

Only Apple can resolve issues with their gift cards. Users cannot resolve the issue on their own. Retailers do not offer refunds on gift cards.

Hello~ Yes…I believe that they are…

~Katana-San~