Click on "Users" menu item to the left. Click on User that you would like to generate a PIN code for. Then click on "Credentials" right under the "User Profile" title.
Under the "Access Pin" section you will see "Generate PIN" purple button. Click on the "Generate PIN" purple button and the system will send the User an email with the system generated PIN code to utilize at the SwiftReader.
Watch a quick video on this topic: