How to do it...

To set up a master account, perform the following steps:

1. Go to the My Organization section of the account you want to become the master. You must be logged in with your root credentials (that is, those you created the account with):

1. In the AWS Organizations section of the AWS console, click on Create organization, as shown in the following screenshot:

1. Unless you have a specific requirement, choose ENABLE ALL FEATURES to get the full benefit of organizations, as shown in the following screenshot:

1. Now that your account has been converted, you can return to the AWS Organizations page to see a list of all your accounts: