To display additional user details you can use custom data that is present in the User model.
Please check our SDK documentation for further details:
iOS SDK – Users | iOS SDK | QuickBlox
Android SDK – Users | Android SDK | QuickBlox
JavaScript SDK – Users | JavaScript SDK | QuickBlox
React Native SDK – Users | React Native SDK | QuickBlox
Flutter SDK – Users | Flutter SDK | QuickBlox
Server API – Users | Server API
Feel free to check our official documentation for more information that will help you to integrate QuickBlox services into your applications / projects or contact our Support team by submitting a ticket if you have any other questions.