MIUI 9 Global Beta ROM 7.8.10 Full Changelog
MIUI 9 Lightning fast
New - Deep-level system optimizations (08-07)
New - New icons (08-07)
New - New animations for launching and exiting apps (08-07)
New - Simpler Home screen editing (08-07)
New - Introducing Split screen (08-07)
New - Improved Silent mode triggered by the volume button (08-07)
New - Improved readability for the start page of Messaging (08-07)