Requisition creation

Requisition creation in Oracle procurement fusion cloud

We want to ask about two issues

1. In create requisition page we want to add a field on supplier search window.

Is this possible ?

Added two screenshot

a. The choose supplier window that we want to add the field.

b. Supplier page with example to a linked category .

2.In create requisition page is there option to

mandatory the attachment section?

When I enter a sandbox and select's the component, there isn't an option to configure it with page composer.