Install Android 7.1.2 Nougat On Xiaomi Mi3 Via AICP OS Custom ROM

We have some great news for all Xiaomi Mi3 users who want to get the experience of the latest Android 7.1.2 Nougat OS on their devices. AICP OS team released the new custom ROM based on Android 7.1.2 Nougat. All thanks to the XDA developers to build the latest custom firmware for Xiaomi Mi3. AICP OS which is quite famous in the Android community with its custom made features. This latest custom ROM is built from Android Open Source Code and brings the features from all CM, Lineage, Slim, Omni AOSPA, etc.

The Android 7.1.2 Nougat custom ROM comes with many new unique features, customizations, and improvements. Also, you can use this ROM as a daily driver. This is not officially announced by Xiaomi but just a custom ROM which is developed by third-party developers, so you may face some bugs and lags but don’t worry they will be fixed soon in the next update. Make sure that your device must be rooted and installed with the latest version of a custom recovery like TWRP or CWM (ClockworkMod) to flash this AICP OS custom ROM Xiaomi Mi3.

By following this step by step guide, you can easily update your Xiaomi Mi3 to Android 7.1.2 Nougat AICP OS Custom firmware. This is a stable build and especially builds for Xiaomi Mi3. This latest custom ROM is very smooth and runs fast on your device. Official firmware is good but custom ROMs give you the power to modify and play your device and some aftermarket features through which your device performance will enhance than before.

Before proceeding doesn’t forget to take a full backup of all your valuable data because while installing this custom ROM, your entire data will be wiped clean. If you are interested in updating Xiaomi Mi3 to Android 7.1.2 Nougat AICP OS Custom ROM then go ahead and follow the given steps.

Install Android 7.1.2 Nougat On Xiaomi Mi3 Via AICP OS Custom ROM


The AICP OS Android 7.1.2 custom ROM and the instructions given in this guide can be used only for the Xiaomi Mi3. Check the model number of your Xiaomi Mi3 from Settings > About Phone.

Warning: will not be held responsible for any kind of damage occurred to your Xiaomi Mi3 during or after the installation of AICP OS Android 7.1.2 ROM. Proceed at your own risk.

Before Getting Started:

  • Create a proper backup of all your existing data and settings on the phone before proceeding to the installation guide using a recommended custom recovery.
  • Enable USB Debugging Mode on the Xiaomi Mi3 by navigating to Settings > Developer Options.
  • Verify that you’ve correctly installed the Xiaomi Mi3 USB Drivers on the PC.
  • The Xiaomi Mi3 should be rooted in the latest version of a custom recovery like CWM or TWRP installed.
  • The bootloader of your Mi3 must be unlocked.
  • Make sure that the battery level of the Xiaomi Mi3 is at least above 80% before going ahead.

Required Files:

Steps to Flash Android 7.1.2 AICP OS ROM Nougat on Xiaomi Mi3:

Step No 1: – First, download AICP OS Android 7.1.2 custom ROM for Xiaomi Mi3 on the desktop of the PC.

Step No 2: – Plug your device to the PC using its USB data cable and mount its USB memory storage.

Step No 3: – Transfer AICP OS Android 7.1.2 ROM .zip file which you’ve already downloaded from the above links to the root folder of your SD card on the phone.

Step No 4: – Unplug the Xiaomi Mi3 from the PC and power it OFF to boot into Recovery Mode.

Step No 5: – Power ON the device while pressing and holding Volume Up + Home + Power buttons at the same time to enter into Recovery Mode.

Step No 6: – While your device is now in CWM Recovery, perform wipe data/factory reset, wipe cache partition and wipe dalvik cache also by navigating to Advanced > Wipe Dalvik Cache.

Note: – wipe dalvik cache will help you to prevent boot loops and other errors while ROM installation.

Step No 7: – Go back to the main Recovery Menu and choose to install zip from SD card → choose zip from sd card.

Step No 8: – Navigate to the AICP OS Android 7.1.2 custom ROM .zip file which you’ve already transferred to the SD card of your device previously. Select the ROM .zip file using the Power button and confirm the installation to begin.

Step No 9:- Navigate to +++++Go Back+++++ once the installation is completed. From Recovery Menu, reboot your device by selecting reboot system now.

Your Xiaomi Mi3 will be rebooted and may take about 4 to 5 minutes to boot for the first time after installation.

Done! You’ve successfully updated Xiaomi Mi3 to the latest AICP OS Android 7.1.2 ROM.

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