Miui optimization is an optimization system that comes with Xiaomi mobile phone. MIUI is a third-party mobile operating system developed by Xiaomi Company based on deep optimization and customization of Android system, and it is also the first product of Xiaomi. MIUI has 3 1 10,000 users at home and abroad, covering 80 languages and supporting 22 1 countries and regions.

MIUI is deeply customized for China users based on Android system. Such as MIUI dialing and SMS, MIUI security center, Xiaomi message push service, application dual access and system dual access, MIUI weather, millet cloud service, flare, interception network and so on. Moreover, the MIUI development team will directly communicate with users in the MIUI forum, receive user feedback, and constantly improve the system, so that users can participate in the system development.