Security Console vs Person Management - user creation

Summary:

Oracle documents note that ability to add user accounts in the Security Console is intended for the creation of implementation users. You would then use HCM to create accounts for application users.

Want to understand the difference and impact when you add an application user from 'Manager users' vs 'Security Console' ?

Content (required):

Understanding on where application users should take place on the first instance - from 'Manage Users' or from 'Security Console' and the impact on any modules if user is only created from Security Console.

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

21D

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