Cannot Attach for Return Receipts

Summary:

When going to Manage Receipts > Return Receipts, I don't see a feature to add an attachment. Our client would like to add attachments to support the receipt return. Can you please let me know if we can add an attachment when performing a receipt return?

Content (please ensure you mask any confidential information):

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

25D (11.13.25.10.0)

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