So far, Apple has released 3 small updates for iOS 11 to fix some bugs discovered since its inception. The latest update is iOS 11.0.3 which was released yesterday.
The first major update, iOS 11.1, is still in the process of being implemented and may drag more iOS 10 users to the iOS 11 team. New updates will introduce new emoticons, re-introduction of 3D Touch swipe gestures that allow manipulation with App Switcher with one hand.