You can make any changes necessary for existing Payments. To call the form for edit of Payment click " Payment" ("Payment to vendor") button on the main form. From the Payments List form, you have to choose the Payment and click on the "Edit" button( or double click on the Payment row). You can change, add and remove Payment information using any functions of the Payment Form . We do not recommend you to make any changes in the Payment Receipt after it has been sent to your customer or vendor. You can prepare another Payment Receipt for the required adjustment.