In Oracle fusion how to enable the predefined role under copy role of the priviledge

Summary:

We wanted to create new role by copying the existing role so that we can remove or delete the specific privileges for that role. But our issue was we cannot update or delete that privilege. Kindly see the screenshot below.

Content (please ensure you mask any confidential information):

As you can see the Predefined role was disable:

For example we want to delete this privilege the delete button was not available.

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

25A (11.13.25.01.0)

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