If the payment methods of the Prepayment plugin are not visible at checkout, this is usually due to incomplete or incorrect settings.Troubleshooting ChecklistTo resolve the issue, you should typically check several points in your system:Plugin Status: Make sure that the Prepayment plugin is active and deployed in the active set.Assistant Completion: Ensure that the Prepayment Assistant has been fully completed.Customer Class: The payment methods must be enabled for users in the active customer class.Shipping Profile: Check that the payment methods are not blocked in the shipping profile.Note: Detailed information and the setup instructions can be found in the manual under Prepayment. Please review all steps, especially if this is the first installation of the plugin.