It seems that there is a mythical developer within Xiaomi named Ivan, who has been working on an unofficial Android Marshmallow 6.0 ROM for Xiaomi devices.
The first devices being worked on with this Android 6.0 adaptation are the Mi4 World/China, Mi3, and Mi2 devices.
ROM Download Links:
- Primary Link: http://pan.baidu.com/s/1kTlfP91
- Password: saeq
Recovery Download Links:
- Password: mspy
- Camera not work, But Video camera can be used
- Data Networking
- CPU mode selection options in developer mode
- Performance mode ( a quad-core full frequency )
- Balanced mode (dynamic use CPU)
- Power-saving mode ( single-core )
- The default mode is the charge into the computer , if you want
to use the USB storage . Please connect the phone via usb cable
the computer, pull down the pull-down bar, select MTP mode.