How to auto-populate a DFF on the work order header with the Inventory Category of the primary item.

Summary:

We need to populate a DFF (in Additional Information) on RMA work order headers with the inventory category of the primary item so that we can use that field to drive accounting. We don't want users to manually populate this field. Can we use an extension or other method to populate this field?

Content (please ensure you mask any confidential information):

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

25C (11.13.25.07.0)

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