DESCRIPTION

Bugs: Tested – But sometimes double SIM works, sometimes not.
          Remember to double flash!
          You can also install the previous version and update it from Xiaomi.

Note: please link to the source

PS: Be sure to double before Brush clearing, brush machine may not have completed double clear

3.11.1 Updated:
synchronous update 3.11.1 latest code
fixes restart the data connection is closed automatically open problem
repaired using two data cards After rebooting the problem of data into the card a
compass Penguin F1 perfect repaired using
MIUI style shutdown to
fix some problems volume automatically becomes 0
Other optimize their own experience

using this ROM, please note the following:
1. cards two tones are muted by default with dual card users, set one card two ring once, or else the card two silent calls

miui more information see the official update log

PS: recommended options inside Developers Off "screen is displayed as rounded apex", animation effects settings of 0.5x or close animation can enhance fluency 

Language support: EN/CN

※Please make a backup of your device before installing or updating ROM