How to remove Credit button on Transaction Summary form

Navigation: Receivables > Transactions > Transactions Summary > Find range of transactions with Class: Invoice, Complete: Yes > Select a transaction with Balance Due > Credit button is available to select

We have entered a Function: Credit Transactions on the Menu Exclusions for the responsibility with Menu: AR_NAVIGATE_GUI to remove the option to select 'Credit Transactions'.

Now we need to remove the Credit button on the Transactions Summary form.

How do we remove the button on this form? Can this be achieved by Form Personalization - we cannot find a Target Object for Credit button.

(Form Personalization: Function Name: AR_ARXTWMAI_SUMMARY; Form Name: ARXTWMAI)