Not able to remove a payment from payment process request after withdrawing it from approval

Summary:

User has submitted the payment process request for approval but later they realised that they want to remove certain installments, so they withdrew the approval and wanted to remove the installment but they were not able to do that. Can anyone please help for the same?

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):