MIUI 12 with Android 10; Redmi K30 Ultra (cezanne) Flash File [STOCK ROM] Download

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Are looking to download the Redmi K30 Ultra Firmware/Stock ROM file! Here we’ve covered the flash file for Redmi K30 Ultra, you can easily download and flash using the Xiaomi flash tool.

For those who are facing boot loop problems, hanging problems, functions are not working properly even after updating if your device is not performing well or stuck somewhere. By using flashing stock firmware you can fix these problems, also any case.

If you want to downgrade or upgrade your version so it might be helpful for you we have provided all possible versions of Stock/Fastboot ROM download links of file. We have also covered how you can properly flash fastboot ROM via your PC without any error.

Redmi K30 Ultra Firmware Flash Files

Download Chinese Stable ROM Build OS
V12.0.16.0.QJNCNXM Recovery ROM  10.0
V12.0.13.0.QJNCNXM Recovery ROM | Fastboot ROM 10.0
V12.0.12.0.QJNCNXM Recovery ROM 10.0
V12.0.11.0.QJNCNXM Recovery ROM | Fastboot ROM 10.0
V12.0.8.0.QJNCNXM Recovery ROM | Fastboot ROM 10.0

The ultimate guide to flash stock ROM


  • Make sure to download the correct firmware/fast boot ROM file for Redmi K30 Ultra
  • Download/Install MI Flash Tool
  • Make sure to install proper Xiaomi USB Drivers or Qualcomm QDLoader USB drivers and ADB Drivers.
  • Make sure you have already backup your data of Redmi K30 Ultra

(Without PC) Steps to flash using Updater App

  • In this case, you need to download recovery ROM in .zip format, to install via Recovery.
  • It’s time to connect your Redmi Note 7 to your PC, Copy and Paste the zip file you have downloaded in your device storage.
  • Open Updater app or go to settings > system update, at the top right corner you find three dots (‘’), and select “choose update package“.
  • Choose the zip recovery file from your device, then hit “OK“. It will take a couple of times to check the zip file. (Make sure to backup the Downloaded Recovery ROM zip file by a different name in your device, cause if anything goes wrong the selected file will corrupt).
  • *During this process you don’t have to press the back button or minimize the screen this can cause an error, it will decrypt the recovery zip file then it will show “Reboot and Install” click on it, it takes some time to get completely installed.

Steps to flash Fastboot ROM

  • Download correct fastboot ROM file for Redmi K30 Ultra
  • Power off your device, press volume up + power key simultaneously to boot into fastboot mode.
  • Once you will get an interview will see the Mi Bunny logo.
Fastboot Mode of Xiaomi
  • This time you have to connect your device to the PC using a working USB cable.
  • Extract the downloaded fastboot ROM as per your device (make sure the file name doesn’t contain space between characters) or just simply replace it with “MI_Fasboot_File“.
  • Open the extracted file folder and copy the path.
  • Install MI Flash Tool (ignore if you have already installed it).
  • Run as administrator the Mi flash tool, paste the copied path of the extracted file, in the MI Flash Tool address bar adjacent to the select option, or just click on the select button to browse the file that you have extracted.
Select flash file path from PC in Mi flash tool
  • Click on the “Refresh” button to know whether your device is connected to the PC in fastboot mode or not, if so you can see your device under the device section in MI Flash Tool.
  • *Skip if the device is connected, if you are not able to see your device in the Mi flash tool so check out ‘How to Boot Xiaomi device in Fastboot Mode‘.
  • All set, now at the bottom you can see their options, “clear all“, “save user data“, and “clear all and lock“. You have to select clear all or clear all and lock if you want to re-lock MI bootloader to flash property.
Mi flash tool three options, clear all", "save user data", and "clear all and lock
  • After selecting any of the options at the bottom, click on “flash” to flash file, it will take some time to flash and wait till the green progress bar completely, then you will be able to see status success under the result area.
Success message of flashing in Mi flash tool
  • Your device will automatically boot, wait until you can see the set-up device screen.


Hoop this article is helpful for you, if you want a Flash Redmi K30 Ultra Firmware/Fastboot ROM file these are the easiest steps that you can follow. 

Generally, beginners face problems booting Xiaomi devices into Fastboot Mode to flash files. I have also shared a tutorial. Secondly, most of them face while flashing, you need to keep in mind that you have downloaded the correct file as per your device, and make sure the file name doesn’t have space in between their characters.

That’s it, if you figure out this article is useful do share with your friend hope this will help them out.

Stay tuned with Xiaomi Trends for more updates!

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