HyperOS 1.0Stable BetaChina

MIX Fold 3 HyperOS 1.0 OS1.0.9.0.UMVCNXM

Q: Which Android version does OS1.0.9.0.UMVCNXM use?

This firmware is based on Android 14.0 .

Q: Will installing OS1.0.9.0.UMVCNXM 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.

Stable Beta firmware for the China MIX Fold 3 (babylon), released July 8, 2024.

Download OS1.0.9.0.UMVCNXM

Recovery ROM (OTA .zip) · 6.9 GB Install from the phone’s updater app — keeps your data.

MD5: 14d1a69a542c786b113bc8a6aefab8ac

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: MIX Fold 3
Codename: babylon
Region: China
Version: OS1.0.9.0.UMVCNXM
OS: HyperOS 1.0
Android: 14.0
Branch: Stable Beta
Released: Jul 8, 2024
Package: Recovery 6.9 GB

How to install OS1.0.9.0.UMVCNXM

Recovery ROM (recommended, keeps data)

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

Other MIX Fold 3 (China) builds

Device page →

Device	Version	Android	Branch	Released
MIX Fold 3China · `babylon`	OS3.0.304.0.WMVCNXM HyperOS 3.0Stable	16.0	Stable	Aug 28, 2026
MIX Fold 3China · `babylon`	OS1.0.24.1.8.DEV HyperOS 1.0Public Beta	14.0	Public Beta	Jan 12, 2024
MIX Fold 3China · `babylon`	V14.0.23.8.21.DEV MIUI 14Public Beta	13.0	Public Beta	Aug 21, 2023

Frequently asked questions

Is OS1.0.9.0.UMVCNXM an official MIX Fold 3 update?

Yes. OS1.0.9.0.UMVCNXM is an official Stable Beta HyperOS 1.0 build for the MIX Fold 3 (China), released by Xiaomi on July 8, 2024. The download links point directly to Xiaomi’s update servers.

Which Android version does OS1.0.9.0.UMVCNXM use?

This firmware is based on Android 14.0.

Will installing OS1.0.9.0.UMVCNXM 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 (babylon). Cross-region flashing requires an unlocked bootloader and can cause problems.