How to prevent users from uploading attachments in both the header and line levels of a requisition?

Summary:

How to prevent users from uploading attachments in both the header and line levels of a requisition?

Content (please ensure you mask any confidential information):

In our current Self Service Procurement process, requesters often get confused and upload attachments in both the header and line sections of the requisition form.

This causes issues downstream, especially when approvers or buyers rely on attachments in a specific location only.

We would like to know if there is any standard configuration, personalization, or behavioral guidance to:

• Limit or restrict attachment uploads to only one section (either header or lines),
• Or display a