I have Testing the miui ...
Browser, Email, Contacts , Videos FC's.
Torch, Music , File Manager , Calculator , Gallery , Settings , Camera, MiClouds, Clock works fine.
NFC, Thetering , WIFI , Bluetooth, Internal Storage works fine.
Downloads must resized its not nice.. And the RIL is not working this is normal tablet port ..
Samsung Galaxy Note 3 - Jet Black - 32GB
S5 Stock ROM - 4.4.2