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Redmi K90 Pro Max
HyperOS 4.0Stable BetaChina

Redmi K90 Pro Max HyperOS 4.0 OS4.0.6.0.XPMCNXM

Stable Beta firmware for the China Redmi K90 Pro Max (myron), released November 3, 2026.

Download OS4.0.6.0.XPMCNXM

Recovery ROM (OTA .zip) · 10.2 GB Install from the phone’s updater app — keeps your data.
MD5: 66564d402b27936a988699767aa68775
Download

This is a Stable Beta build. It may contain bugs and is meant for testers — wait for the Stable release if you depend on your phone daily.

Files are served from Xiaomi’s official servers. Compare the MD5 checksum after downloading to make sure the file is complete and untouched.

Firmware details

Device
Redmi K90 Pro Max
Codename
myron
Region
China
Version
OS4.0.6.0.XPMCNXM
OS
HyperOS 4.0
Android
17.0
Branch
Stable Beta
Released
Nov 3, 2026
Package
Recovery 10.2 GB

How to install OS4.0.6.0.XPMCNXM

Recovery ROM (recommended, keeps data)

  1. Back up your important data and charge the phone to at least 50%.
  2. Download the Recovery ROM above on your Redmi K90 Pro Max.
  3. Open Settings → About phone and tap the HyperOS version card.
  4. Tap the ⋮ menu → Choose update package and select the downloaded .zip file.
  5. Wait for verification, then tap Reboot now. The update takes 10–20 minutes.

Other Redmi K90 Pro Max (China) builds

Device page →
DeviceVersionAndroidBranchReleased
Redmi K90 Pro MaxChina · myronOS4.0.5.0.XPMCNXM
HyperOS 4.0Stable
17.0Stable

Redmi K90 Pro Max firmware for other regions

Frequently asked questions

Is OS4.0.6.0.XPMCNXM an official Redmi K90 Pro Max update?
Yes. OS4.0.6.0.XPMCNXM is an official Stable Beta HyperOS 4.0 build for the Redmi K90 Pro Max (China), released by Xiaomi on November 3, 2026. The download links point directly to Xiaomi’s update servers.
Which Android version does OS4.0.6.0.XPMCNXM use?
This firmware is based on Android 17.0.
Will installing OS4.0.6.0.XPMCNXM erase my data?
Installing the Recovery package through the updater app keeps your apps and data. Flashing the Fastboot package with “clean all” wipes the phone — back up first.
Can I install this on another region’s device?
Only install firmware that matches your device’s region (China) and codename (myron). Cross-region flashing requires an unlocked bootloader and can cause problems.