Follow the steps below to change the requirement level for account entities primary attribute “name”. (Note the Ownership of entity does not matter here i.e. as “User” or “Organization”)
1. Go to Attributes and select “name” i.e. primary attribute of entity. As shown in below screen shot.
2. Open primary attribute i.e. name and change its Requirement Level to “No Constraint” then Save and Close.
3. The changes will also get reflected in Primary Attribute tab. Publish account and test the changes.