On this page, we will share all the latest Xiaomi 15 Ultra (codenamed: xuanyuan) firmware flash files. To flash the firmware file, you need the Xiaomi Mi Flash Tool, which works on Windows, Mac, and Linux. Follow this guide to flash the firmware stock ROM file on Xiaomi 15 Ultra.
The Xiaomi 15 Ultra is a powerhouse flagship smartphone that combines cutting-edge technology with a premium design. It features a 6.73-inch LTPO AMOLED display with 1440 x 3200 resolution and a 120Hz refresh rate, delivering an ultra-smooth and vivid visual experience. The screen is protected by Xiaomi Shield Glass 2.0 and supports Dolby Vision, HDR10+, and HDR Vivid, ensuring top-tier brightness and contrast. Built with an aluminum frame and glass fiber or eco-leather back, the phone is IP68-rated for dust and water resistance.
It supports dual Nano-SIMs or eSIM configurations, allowing flexible connectivity. Powered by the Snapdragon 8 Elite (3nm) processor and running Android 15 with HyperOS 2, the Xiaomi 15 Ultra offers top-tier performance, enhanced AI capabilities, and four years of major software updates.
The camera system is a major highlight, featuring a quad-camera setup with Leica lenses: a 50MP wide sensor with a 1-inch sensor size, a 50MP telephoto lens with 3x zoom, a 200MP periscope telephoto lens with 4.3x zoom, and a 50MP ultrawide lens. The setup supports 8K video recording, Dolby Vision HDR, and an optional 67mm filter ring holder, making it ideal for professional photography. The 32MP front camera records in 4K@60fps, ensuring high-quality selfies and video calls.
The device’s battery is 5410mAh (global) or 6000mAh (China), and it can be charged using 90W wired, 80W wireless, or 10W reverse wireless, making it one of the fastest-charging flagships. Additional features like stereo speakers, two-way satellite communication, and USB 3.2 with DisplayPort support further enhance its appeal.
Advantages of Stock ROM:
Here are the answers to why you need to download and save the Xiaomi 15 Ultra Stock ROM flash file on your computer.
If your device is dead, you can unbrick using the Stock ROM file
You can fix or repair the IMEI on your device using DB files from Stock ROM
Remove any malware or Adware from Xiaomi 15 Ultra
You can fix the boot loop issue on Xiaomi 15 Ultra
Fix Unfortunately; the app has stopped errors on Xiaomi 15 Ultra
Fix Network related issue
Patch Boot image to Root using Magisk
You can unroot Xiaomi 15 Ultra
To Reset or Remove FRP on your device:
Restore Xiaomi 15 Ultra to Factory State
How to install Stock Firmware on Xiaomi 15 Ultra
Before installing, follow the prerequisites and install the necessary drivers and tools on your PC.
Optimization: Refined compiler instructions enhance performance and responsiveness while lowering power use.
Optimization: Improved memory allocation and recovery increases available system memory.
Optimization: Improved integrated frequency scheduling boosts system efficiency and reduces power consumption.
Optimization: Improved short-video playback efficiency for better battery life.
Optimized graphics:
A new window-rendering mechanism reduces graphics-rendering load.
Smoother system animations:
Optimization: Fine-tuned animations across 100+ system scenes for smoother, more natural motion.
Xiaomi HyperIsland
Everything you need to keep an eye on. In one place.
A new format that combines Notification spotlight and device notifications makes any important updates reach you faster.
New UI design lets you see all the details at a glance, with smoother switching between islands.
Now you can pull down to expand small windows and handle multiple tasks more efficiently.
Revamped visuals
Cleaner, more refined visuals throughout.
Redesigned Home screen icons now look sharper and more detailed.
The Home screen grid has been redesigned with more balanced margins and more comfortable spacing.
The status bar has a new, cleaner design that’s more refined and easier to read.
A new design system improves color comfort, unifies rounded corners across the entire system, and makes controls easier to use for a more consistent look and feel.
A new large-clock Lock screen adds more depth and layers to the layout.
A new all-in-one editor allows you to adjust both the Home screen and Lock screen wallpapers at the same time.
Comprehensive system app optimization
Interaction with apps has become more intuitive and direct.
Gallery:
New: New Gallery widgets allow you to select your preferred collections for display.
New: You can pin albums now to have quick access to your favorite photos anytime.
Optimization: Improved search for quicker, more accurate results for photos.
Weather:
Optimization: All-new start page rendering with raindrop and temperature effects that are dynamic and interactive.
Optimization: Improved content card blur effects for a smoother, more immersive scrolling experience.
Calendar:
New: Week view gives you a clear look at your weekly schedule.
Optimization: Improved month-view visuals give you clearer highlights for holidays and important events.
Recorder:
Optimization: Accurate start page categories let you locate recordings faster with icons.
Optimization: Improved playback brings you smart noise reduction for clearer voices.
Interconnectivity
Cross-ecosystem interconnectivity offers deep compatibility with the Apple ecosystem.
iPad interconnectivity:
New: Home screen+ enables Xiaomi phones to mirror screen content to your iPad.
Mac interconnectivity:
You can connect to your Xiaomi phone via hotspot in one tap and view its location on a Mac.
Now you can open multiple phone apps simultaneously and adjust their window sizes.
Cross-device unlocking:
Use the fingerprint or password on your Xiaomi tablet to unlock your Xiaomi phone.
Unlock your Xiaomi phone quickly using Touch ID, Face ID, or password on an iPhone, iPad, or Mac.
Interconnectivity availability:
* To use interconnectivity with Apple devices, update them to iOS 14, iPadOS 14, or macOS 12 or later.
* Apple devices must have the latest version of Xiaomi Interconnectivity installed.
Privacy and security
Enhanced protection keeps your data private and safe.
The system’s privacy and password features have been redesigned with a cleaner, fresher interface.
Advanced data protection now uses post-quantum encryption to keep personal data even more secure.
A new in-house microarchitecture scheduler manages tasks more efficiently.
New dynamic memory:
New technology allows precise resource allocation, so apps start up faster.
Storage 2.0:
Improved file loading for long-term smooth performance.
Upgraded rendering:
Upgraded rendering for multitasking extends battery life.
Heterogeneous computing:
Enhanced rendering pipeline boosts hardware performance for faster, more efficient visuals.
Please note that GetDroidTips cannot be held responsible for any damages, either internal or external, that may occur to your device as a result of following this guide. We advise you to proceed only if you have a good understanding of what you are doing and are confident in your ability to follow the instructions correctly. Your caution and care are appreciated.
Instructions to Flash The ROM:
To install MIUI Flash files on your Xiaomi 15 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 below:
I hope you installed the firmware file on Xiaomi 15 Ultra (xuanyuan) successfully; now, please rate this website with your comments. We always welcome feedback and improvements.
