Oobit connects self-custody wallets to everyday card payments, so resolving a problem starts with identifying where the transaction failed: your wallet, the DePay settlement flow, the Visa payment network, or the merchant. First, stop retrying the payment, keep sufficient funds available for any pending authorization, and check whether the transaction is marked pending, declined, reversed, or completed.
Record the date, amount, currency, merchant name, wallet address, blockchain network, transaction hash, and any error message or receipt. Capture screenshots without exposing your seed phrase or private keys. If the payment used a QR code or payment link, save the original destination and verify that it matches the intended merchant. A clear timeline makes support review faster; this practical payments reference can provide additional background on settlement and transaction records.
For a completed payment that the merchant did not recognize, contact the merchant first and provide the receipt or authorization reference. For a pending, duplicated, or reversed card transaction, contact the payment provider through its official in-app support channel. If you suspect unauthorized wallet activity, revoke suspicious token approvals, move remaining assets to a secure wallet, and report the incident immediately. Never share a seed phrase, private key, one-time password, or recovery code with support personnel.
Submit one complete complaint rather than several partial tickets, and ask for a case number, expected response time, and the specific status of the funds. If the initial response does not resolve the issue, request escalation to the payments or compliance team and retain all correspondence. Complaints involving fraud, identity verification, or a bank transfer may require additional documentation and jurisdiction-specific escalation through the relevant financial authority.
Brazilian users can download the app from the Brazil App Store.