---
title: "Correcting Payment Methods | GTX Payments"
slug: "correcting-payment-methods"
description: "Learn about Correcting Payment Methods in Marlin GTX trusted automotive software by Megabus."
updated: 2025-09-29T02:00:00Z
published: 2025-09-29T02:00:00Z
canonical: "help.megabus.com.au/correcting-payment-methods"
---
> ## Documentation Index
> Fetch the complete documentation index at: https://help.megabus.com.au/llms.txt
> Use this file to discover all available pages before exploring further.
# Correcting Payment Methods
{{snippet.legacy inform}}
{{variable.GTX Bold}} enables you to correct an incorrectly entered payment method after completing an invoice or performing a banking enquiry.
## Fix Incorrect Payment Methods
**Open the Receipt Entry Screen:**
* Select '1' (Cash Sale) as the Customer
* Select the GL Period
* Enter $0 in Amount Received
* Select the Salesperson
* Enter 'Payment Adjustment' or similar in the Comment field
* Click on Finalise
**On the Receipt Details window:**
* Enter the amount as a negative figure against the payment type that the payment was incorrectly processed against.
* Enter the amount as a positive figure against the correct payment type.
* Ensure the Total Payment and Balance figures at the bottom are $0.
* Click on OK.
## Check the Details
**To Check the Details You Can Perform a Banking Enquiry:**
* From the Marlin GTX menu toolbar, select Main > Enquiries > Banking
* Click on the Today icon (or press F6) to highlight activity since the last End of Day
* Click on the Other Account icon (or press F8) to view account details for Other
