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Redmi 15R 5G
HyperOS 3.0Stable BetaChina

Redmi 15R 5G HyperOS 3.0 OS3.0.304.0.WOUCNXM

Stable Beta firmware for the China Redmi 15R 5G (spring), released October 23, 2026.

Download OS3.0.304.0.WOUCNXM

Recovery ROM (OTA .zip) · 5.7 GB Install from the phone’s updater app — keeps your data.
MD5: 05d743fe1849370e871296d5e8d0dbef
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 15R 5G
Codename
spring
Region
China
Version
OS3.0.304.0.WOUCNXM
OS
HyperOS 3.0
Android
16.0
Branch
Stable Beta
Released
Oct 23, 2026
Package
Recovery 5.7 GB

How to install OS3.0.304.0.WOUCNXM

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 15R 5G.
  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 15R 5G (China) builds

Device page →
DeviceVersionAndroidBranchReleased
Redmi 15R 5GChina · springOS3.0.302.0.WOUCNXM
HyperOS 3.0Stable
16.0Stable

Redmi 15R 5G firmware for other regions

Frequently asked questions

Is OS3.0.304.0.WOUCNXM an official Redmi 15R 5G update?
Yes. OS3.0.304.0.WOUCNXM is an official Stable Beta HyperOS 3.0 build for the Redmi 15R 5G (China), released by Xiaomi on October 23, 2026. The download links point directly to Xiaomi’s update servers.
Which Android version does OS3.0.304.0.WOUCNXM use?
This firmware is based on Android 16.0.
Will installing OS3.0.304.0.WOUCNXM 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 (spring). Cross-region flashing requires an unlocked bootloader and can cause problems.