How to auto update installments when removing 3rd party from supplier & updating bank account ?

Summary:Payment Installment Updates After Factor Added or Dropped.

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When a Supplier enters into a Factor Relationship, we must populate this information as a Third-Party Payee. If the Factor is receiving ACH payments, then the Factor's bank account must also be populated. We have problems with existing invoices which are unpaid at the time we add or remove a factor relationship. Oracle populates the third-party payee and bank account fields at the time the transaction is created and does not automatically update those fields when we add or remove a factor. The pop up screen appears asking if we would like end date the bank account and update