MIUI is Xiaomi’s custom user interface which is built on the stock Android supplied by Google. The MIUI 9 which is based on the latest Android Nougat operating system might house the following features.
Split Screen functionality: One of the most useful features introduced in Android in its latest Nougat update. Xiaomi is bringing that functionality to several of its compatible devices via the MIUI 9.
Improved Memory Management: Xiaomi has been working on improving the multitasking experience on its devices by enhancing its UI’s memory management in the MIUI 9.
Camera App Update: Xiaomi has been working to improve the quality of its stock camera app and users will in all likeliness witness a revamped camera app on all devices.
Snappier UI: Xiaomi will also be shedding unnecessary features of the MIUI 8 from the MIUI 9. These will include updates to features which slow down the device as well as removal of features which are rarely used by the users.
Smart Assistant: Xiaomi is rumoured to be working on developing its own smart assistant artificial intelligence powered by machine learning, which can assist users the same way Siri or Google Assistant do, barring the voice functionality which is still in its infancy.