How to add a Journal Source to Create Subledger Journal Entry UI

Summary:

Add a Journal Source to Create Subledger Journal Entry UI

Content (required):

We would like to add a custom Journal Source to enter Subledger Journals with Supporting References. How can we add this?

I have tested creating a new Journal Source via Manage Journal Sources however this has not worked.

Is there a link to Accounting Hub here?

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

22B

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