OS1.0.15.0.UKKCNXM
Redmi K40 Pro / Pro+
haydn
Stable Beta Android 14.0 China
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Version
OS1.0.15.0.UKKCNXM
Android
Android 14.0
Region
China
File Size
5.6 GB

Compatible Devices

Shared firmware — 2 models
Redmi K40 Pro
Model 1
Redmi K40 Pro
Xiaomi Redmi K40 Pro Android smartphone. Announced Feb 2021. Features 6.67″ display, Snapdragon 888 5G chipset, 4520 mAh battery, 256 GB storage, 12 GB RAM, Corning Gorilla Glass 5.
View Device
Pro+
Model 2
Pro+
View Device

Firmware Package

1 available
Redmi K40 Pro / Pro+
Recovery
Codenamehaydn
BranchStable Beta
VersionOS1.0.15.0.UKKCNXM
AndroidAndroid 14.0
RegionChina
ReleasedOct 28, 2025
Size5.6 GB
MD5
Download Recovery

Frequently Asked Questions

Install using the Recovery method. Ensure you have the required tools, back up your data, and follow the official Xiaomi flashing guide for your region to avoid issues.
MIUI is Xiaomi's custom Android skin, now evolving into HyperOS. It provides a refined interface, deep system customization, performance optimizations, and integrated Xiaomi services.
Fastboot flashing rewrites system partitions directly via PC — useful for clean installs or unbricking. Recovery flashing installs the update from within the phone's recovery mode, similar to an OTA update.
All firmware listed here is sourced directly from Xiaomi's official update servers. Always verify the MD5 hash before flashing to confirm file integrity.
MIUI adds features like Dual Apps, Second Space, a rich theme engine, MIUI Security, and deep system-level battery controls — all unavailable in stock Android.