After you add options to the option group, you must assign required permissions to the IAM role that you created for working with the Amazon RDS database instance.
To assign required permissions to the IAM role that you created for work with the Amazon RDS database instance:
A window opens containing a list of user names and a menu that lets you work with the tool.
The IAM role is assigned the required permissions to work with Amazon RDS.
The addresses of web pages cited in this document were correct as of January 2019.