21C How to default Promised delivery date from Requested delivery date

Summary:

When a PO is created with various below options

(1) Manually

(2) From Requisition using Process Requisition

(3) Automatic sourced from Planned Order >Approved>Communicated to supplier

Need to default Requested Delivery date as Promised Delivery date.

Content (required):

Reviewed setup documents as well from support page found below notes which seems talking differently.

PRC:PO: PO Promised Delivery Date Is Defaulting from Requested Delivery Date (Doc ID 2493904.1)

PRC:PO: Need to Default Promised Delivery Date In Purchase Order UI (Doc ID 2690927.1)

Kindly input if we have the functionality in such case how to enable or if it still in Idea stage what is the right idea to Vote.