Update UOM in PO Line

Summary:

Business have a requirement where after a Purchase Order line is approved; Business/Buyer can go & update the Unit of Measure (UOM) field in a PO Line.

Is there a way where Business/Buyer can create a Change Order and update the UOM in the PO Line.

Content (please ensure you mask any confidential information):

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

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