V12.0.13.0.QJNCNXM: Redmi K30 Ultra MIUI China Stable ROM (October Security 2020)

The Xiaomi Redmi K30 Ultra (codenamed: cezanne) has started picking up the October 2020 Security patch update with the latest MIUI China Stable ROM. The update brings software version V12.0.13.0.QJNCNXM and currently being rolled out in China. But thanks to the community the Xiaomi Redmi K30 Ultra’s MIUI V12.0.13.0.QJNCNXM update is made available for download, so anyone who wants to flash the ROM manually on Xiaomi Redmi K30 Ultra can do that.

You can manually check the software update on your device whether it’s available on your device or not. Head over to the device Settings –> About Phone –> Check for Software Update. The update will be rolled out globally in an incremental manner and it should take some time to appear on all the units.

FYI, the current update is a Chinese Stable ROM which means only those devices running on a China ROM, will get the update via OTA. Otherwise, you have to install it manually. The update is based on Android 10. The update brings loads of new features and improvements. Along with these, it also improves the security and stability of the device. The update is around 700MB in size (OTA). You can check the full changelog below.



  • Updated Android Security Patch to October 2020. Increased system security

MIUI China Stable ROM {V12.0.13.0.QJNCNXM} Details

  • Device: Xiaomi Redmi K30 Ultra
  • Channel: China Stable
  • Version: V12.0.13.0.QJNCNXM
  • Android: 10

❗ Disclaimer

RootMyGalaxy.net is not responsible for any hardware/software issues that occur on your device(s) by following this guide. We are certain that the following guide is carefully written, avoiding any mistakes on our side. If you are unsure of the causalities that may occur if the procedure goes wrong, then please don’t proceed.


  • Have a backup of all your data just to be on the safe side if any incident happens.
  • Must-Have the bootloader unlocked.
  • USB Debugging must be enabled.
  • Make sure that the device has more than 50% battery percentage.

Download Xiaomi Redmi K30 Ultra MIUI China Stable ROM

  • MIUI China Stable ROM for Xiaomi Redmi K30 Ultra: Recovery ROM || Fastboot ROM

How To Install Xiaomi Redmi K30 Ultra MIUI China Stable ROM

V12.0.13.0.QJNCNXM: Redmi K30 Ultra MIUI China Stable ROM (October Security 2020)

  1. Download the firmware file and save that in your device
  2. Now follow the guide given below to install the ROM manually (follow the recovery ROM (zip) guide)
  3. Guide: Install Stock Firmware OTA Update Zip / Fastboot Files On Xiaomi Devices
Dibyashree Sharma
Dibyashree Sharma
Editorial Leader
Dibyashree Sharma graduated in Computer Science from NIT Rourkela. For the past eight years, she has been blogging about Android, which she is really passionate about. She has built a good reputation as a reliable source. Away from the digital sphere, Dibyashree enjoys playing tennis, a sport she is as passionate about as she is about technology.

Leave a Comment