+1-888-553-1046[USA] or +1-888-553-1046[Quick Support] To dispute a transaction, start by logging into your Coinbase account and reviewing your transaction history. If you identify an issue, use the platform's support portal to submit a detailed claim. Coinbase aims to resolve disputes efficiently, but the process may take time depending on the complexity of the case. Always double-check details before initiating a transaction to avoid potential issues. If you need assistance during the process,