V12.0.1.0.QDGRUXM: Download MIUI 12 Russia Stable ROM for Mi Mix 2S

Updated on August 24, 2020: Mi Mix 2S received MIUI 12 update with August 2020 security patch with build number V12.0.1.0.QDGRUXM. The update brings all-new MIUI 12 features with the Android security patch.

Updated on June 02, 2020: Today in Russia started rolling MIUI 11.0.2.0 Russia Stable ROM for Mi Mix 2S (codenamed polaris) with software version V11.0.2.0.QDGRUXM. The update is rolling via OTA (Over the air) for users in Russia which are based on Android 10. You can download and install the update manually.

This new update brings no major changes except the latest May 2020 Android Security Patch, app locks now support all apps, revamped the start page and optimized some of its features. As mentioned, the firmware update bumps up a new software version V11.0.2.0.QDGRUXM is rolling out via OTA in a gradual manner. Therefore, the OTA update may take some time to arrive on all the units completely. However, you can software updates manually.

Check OTA Updates

If you’re not receiving the firmware OTA update on your handset, you can manually check the OTA update via the phone Settings > About Phone > Software Update. If any software update is available, just download and install it.

Alternatively, you can go to the Software Updater app on your Xiaomi device to check the OTA update. Make sure that your handset is charged more than 60% and connected to a Wi-Fi network.

Downloads and Changelog:

Steps to Install MIUI Russia Stable ROM on Mi Mix 2S (polaris)

We’ve shared two flashing methods to flash the stock firmware on your Xiaomi devices such as the Recovery method or Fastboot method. Check out the guide below. Make sure to follow the requirements and download links.

Pre-Requirements:

• The ROM supported for Xiaomi Mi Mix 2S (polaris) only. Don’t try it on other models.
• Charge your phone battery up to 60% minimum.
• Take a complete backup of internal data (No Root).
• You will need a PC/Laptop and a USB cable.
• Download and Install all the following tools and drivers on your computer.
• Xiaomi USB Drivers – Download and Install it on your PC/Laptop.
• Xiaomi Mi Flash tool – Download and Install it on the computer. (for Fastboot Method)

Installation Steps: 

Now, after following all the requirements and downloading the files or tools, you’re ready to install the firmware.

You can check out our full-depth tutorial video as well:

That’s it, guys. We hope that you’ve found this guide helpful and you’ve installed or updated the latest MIUI firmware on your Mi Mix 2S successfully. For any queries, let us know in the comments below.