How to activate an au PAY Prepaid Card key?

1 min. readlast update: 11.28.2025

Activating an au PAY Prepaid Card key is really simple, just follow these steps:

  1. Open au PAY App: Log in to your account.
  2. Go to "Add Funds": Select the option to recharge your prepaid card.
  3. Enter Code: Input the redemption code in the designated field.
  4. Confirm: Verify the details and complete the process.
  5. Enjoy: Your funds will be added instantly!

The key is not working

If you have activated the key according to the guide but the code appears not to work, please check what type of error message you receive and depending on it follow the appropriate instructions:

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