Mi4i

Download #1. ADB and Fastboot Zip – Download

Download #2. twrp.img file – Download TWRP recovery.img file

Download #3. Install ADB latest 1.4 drivers – Download ADB Drivers

Download #4 SuperSu zip – download SuperSu latest zip and place the zip into SD CARD – latest supersu zip 2.46 – download SuperSu.zip