Xiaomi Mi 10 Ultra (cas) Firmware Flash File [Back To Stock ROM]

The Xiaomi Mi 10 Ultra is the company’s answer to the flagships of 2020. It is quite possibly the most feature-packed extreme phone ever. Do you have Xiaomi Mi 10 Ultra in your hands and want to flash Stock ROM? Well here is the stock firmware collection for Xiaomi Mi 10 Ultra (cas) users for every region.

In this article, we will share the complete list of the Xiaomi Mi 10 Ultra Stock ROM flash files and follow the guide to install the firmware using the Mi Flash tool.

Since Android is a highly customizable software and there is always a possibility that you may end up in a situation of lagging, boot loops, or soft brick. Then, this guide will be helpful. It is always good to keep the Xiaomi Mi 10 Ultra stock firmware with you in case something went wrong.

Xiaomi Mi 10 Ultra (cas) Stock Firmware

Xiaomi runs MIUI on all its devices which is fairly simple yet filled with features. This is why a lot of people like Xiaomi devices. However, there are times when the firmware of Xiaomi devices crashes, lags, and create problems. This can be solved by installing the stock firmware again on the device.

Stock firmware is the factory firmware that comes pre-installed on the device. Installing Stock firmware on your Xiaomi Mi 10 Ultra will get rid of any software problem you might have in your device. So here is Xiaomi Mi 10 Ultra stock firmware collection which you can download and flash in your device. Today in this guide will help you to install stock firmware in Xiaomi Mi 10 Ultra. It is always good to keep Xiaomi Mi 10 Ultra stock firmware with you in case something went wrong.

If you’re also facing problems in your device like screen freezing, unresponsive, camera fail, boot loops, slow performance etc. Then you can install stock firmware to fix these problems. Check the other advantage of Stock Firmware given below.

The Advantage of Stock Firmware

• Flash Stock To Unbrick your Xiaomi Mi 10 Ultra
• Flash Stock ROM to Fix the boot loop problem
• Upgrade and Downgrade Xiaomi Mi 10 Ultra
• Unroot or Fix Bugs on your phone
• To fix the lag or stutter on Xiaomi Mi 10 Ultra
• By flashing Stock ROM, you can solve software problems.
• Revert back to stock to gain your warranty.

List of Xiaomi Mi 10 Ultra (cas) Flash Files:

China Stable ROM:

MIUI Version	Changelog
V13.0.6.0.SJJCNXM Recovery ROM | Fastboot ROM	System Optimization: 5G network connection is optimized now and will be used by default Updated Android Security Patch to November 2022. Increased system security.
V13.0.5.0.SJJCNXM Recovery ROM | Fastboot ROM	System Updated Android Security Patch to August 2022. Increased system security.
V13.0.4.0.SJJCNXM Recovery ROM | Fastboot ROM	System Updated Android Security Patch to May 2022. Increased system security.
V12.5.5.0.RJJCNXM Recovery ROM | Fastboot ROM	MIUI12.5 Enhanced Swift performance. More life between the charges. Focused algorithms: Our new algorithms will dynamically allocate system resources based on specific scenes, ensuring smooth experience on all models. Atomized memory: Ultra-fine memory management mechanism will make RAM usage more efficient. Liquid storage: New sensitive storage mechanisms will keep your system vibrant and responsive as time goes by. Smart balance: Core system improvements allow your device to make the best of the flagship hardware specs. System Updated Android Security Patch to June 2021. Increased system security
V12.5.4.0.RJJCNXM Recovery ROM | Fastboot ROM	MIUI12.5 Enhanced Swift performance. More life between the charges. Focused algorithms: Our new algorithms will dynamically allocate system resources based on specific scenes, ensuring smooth experience on all models. Atomized memory: Ultra-fine memory management mechanism will make RAM usage more efficient. Liquid storage: New sensitive storage mechanisms will keep your system vibrant and responsive as time goes by. Smart balance: Core system improvements allow your device to make the best of the flagship hardware specs
V12.5.3.0.RJJCNXM Recovery ROM | Fastboot ROM	System Updated Android Security Patch to May 2021. Increased system security. Xiaomi Cloud New: Location info can be now reported automatically before the device is powered off
V12.5.1.0.RJJCNXM Recovery ROM | Fastboot ROM	Highlights MIUI 12.5. Yours alone. System New: Response to gestures is now instant. New: With 20 times more rendering power, there are now few limits to what you can see on your screen. New: With custom device model adjustments, any phone becomes faster after the upgrade. Optimization: MIUI became lighter, faster, and more durable. System animations New: A new animation framework renders movement more realistically. New: New UI design is focused on visualization and making your interaction with the device more lifelike. Haptic feedback New: Haptic feedback brings a new dimension to familiar actions. System sounds New: Nature mix is a new exciting way of creating your own notification sound system. New: Hundreds of system sounds that represent animals from all around the world. New: Stereo system sounds. Super wallpapers New: Mount Siguniang super wallpaper. Privacy protection New: Now you can see what apps access your clipboard and control access. New: Using approximate location adds up points to privacy protection. New: You can now manage sensitive permissions and related app behavior independently. New: The behavior of web pages is also tracked now, which helps you to block unwanted and malicious actions. New: Now it’s up to you who and when can track your online behavior. New: All apps now come with a security statement from GetApps. New: Privacy risk scanner. New: Control which apps access and delete items from your Gallery. New: A comprehensive overview of all sensitive permissions. New: You’ll be notified whenever high-risk permissions are used and will be able to block the corresponding actions. Optimization: An all-new privacy protection page. Notes New: Compose mind maps with complex structures. New: New tools for doodling and sketching. New: Press and hold a sketch to adjust the strokes automatically. New: A gesture shortcut now allows you to create notes, tasks, and excerpts anywhere. New: Excerpts save text, URLs, and images to Notes in a few simple taps. New: Dynamic layouts make bring the typography in Notes to a new level. All-new Notes. MIUI+ You can combine your phone and computer into a single working station. You can view MIUI notifications and open phone apps on your computer. Apps from your phone can be handed off to your computer. The items copied on a phone can now be pasted on the computer and vice versa. Photos and screenshots from a mobile device can be instantly used on a computer. Web pages can be seamlessly handed over from one device to another. You can transfer files to your mobile device using the “MIUI+” panel on your computer. New “File Manager” and “Notes” for computers. Floating windows New: Instant messengers now support floating windows. New: Floating windows can be quickly replaced with fullscreen versions of the apps. New: App flashcards Show key info when apps are displayed as floating windows. *Learn more about new features in “Special features”. Xiaomi Health New: You can measure your heart rate using the camera now. New: Start recording running, walking, and cycling workouts manually, and enjoy lots of online workout classes. Optimization: Automatic workout recognition is much more accurate now. Home screen New: “Ripples” animation for downloading apps. New: “Burst” animation for uninstalling apps. New: New design for app folders. New: A vertical layout for Recents. Casting New: The aspect ratio is adjusted to the external monitor automatically during casting. New: The audio of the app that’s being cast in a floating window is separated from other audio. Xiaomi Cloud New: Convert images to PDF. New: Password manager allows you to store passwords in the cloud. New: You can share device location with other people in your family sharing group. New: Location information can be recorded automatically before the device powers off. Mi Carrier Services New: You can manage multiple SIM cards now. IME New: A more convenient way to move a cursor using the scrollbar. New: Function buttons support switching between languages and keyboards. New: You can press and hold the function buttons to access more features. New: Custom themes for keyboards. Themes New: Font weight adjustment options for third party fonts. Optimization: Personalization features for system wallpapers, animations, and sounds. Browser New: Wallpaper customization in the lite mode. Optimization: Pages load much faster now
V12.1.1.0.RJJCNXM Recovery ROM | Fastboot ROM	System Updated Android Security Patch to January 2021. Increased system security. Stable MIUI based on Android 11
V12.0.15.0.QJJCNXM Recovery ROM | Fastboot ROM	System Fix: Noise could be heard when the screen was turned off in some cases
V12.0.13.0.QJJCNXM Recovery ROM | Fastboot ROM	Control center Optimization: Control center layout in landscape mode
V12.0.10.0.QJJCNXM Recovery ROM | Fastboot ROM	Other Optimization: Increased system stability Optimization: Reduced system lag
V12.0.8.0.QJJCNXM Recovery ROM | Fastboot ROM	System Updated Android Security Patch to August 2020. Increased system security
V12.0.7.0.QJJCNXM Recovery ROM | Fastboot ROM	Other Optimization: Increased system stability Optimization: Reduced system lag
V12.0.6.0.QJJCNXM Recovery ROM | Fastboot ROM	Initial Firmware

How to install Stock Firmware on Xiaomi Mi 10 Ultra

Before installing, make sure to follow the pre-requisite and install the necessary drivers and tools on your PC.

Pre-Requisites:

• This ROM is supported only for Xiaomi Mi 10 Ultra.
• You should have a working Windows PC/Laptop
• Download and Install the latest Xiaomi USB Driver for Windows and MAC. [For All Android USB Drivers]
• Download and Install the Xiaomi Mi Flash tool on your PC (Fastboot Method)
• Charge your phone to at least 50% before upgrading your phone.
• Take a complete backup of your phone data [Follow any method]
  • How to Backup Your Android Phone Without ROOT
  • How to Backup Complete Stock or Custom ROM using TWRP recovery
  • Backup Your Android Apps and Data with Titanium Backup
  • How to Backup Your Android Phone Directly to PC with TWRP!!
  • How to Backup Your Data on Android device
  • If you already have TWRP: then you can Create and Restore Nandroid Backup via TWRP

Instructions to Install on Xiaomi Mi 10 Ultra:

To install MIUI Stock ROM on Xiaomi Mi 10 Ultra, we have given two methods, either you can follow the recovery method or you can follow the Fastboot method. A detailed guide on both methods is given down below:

Guide to Install Stock ROM On Xiaomi Device

I hope you installed the Stock ROM on Xiaomi Mi 10 Ultra (cas) successfully, Now please rate this website with your comment. We always welcome feedback and improvements.