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【Incident Notice】From Jan 22 to the present, an incident is occurring in the Sandbox environment. We apologize for the inconvenience.

PayPay for Developers FAQ

How do you use the "deviceId" when creating an account link QR code?

"deviceId" is now deprecated.
The item is retained for backward compatibility and will be removed in a future release.

アカウントリンク / AccountLink

If the problem persists, please contact us.
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