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Xiaomi 18 Fold
HyperOS 4.0Stable BetaChina

Xiaomi 18 Fold HyperOS 4.0 OS4.0.26.0.XPNCNXM

Stable Beta firmware for the China Xiaomi 18 Fold (lhasa), released October 19, 2026.

Download OS4.0.26.0.XPNCNXM

Recovery ROM (OTA .zip) · 10.1 GB Install from the phone’s updater app — keeps your data.
MD5: dc0a3ddfb3e33b144c8f59d2155c3f58
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
Xiaomi 18 Fold
Codename
lhasa
Region
China
Version
OS4.0.26.0.XPNCNXM
OS
HyperOS 4.0
Android
17.0
Branch
Stable Beta
Released
Oct 19, 2026
Package
Recovery 10.1 GB

How to install OS4.0.26.0.XPNCNXM

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 Xiaomi 18 Fold.
  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 Xiaomi 18 Fold (China) builds

Device page →
DeviceVersionAndroidBranchReleased
Xiaomi 18 FoldChina · lhasaOS4.0.21.0.XPNCNXM
HyperOS 4.0Stable
17.0Stable

Frequently asked questions

Is OS4.0.26.0.XPNCNXM an official Xiaomi 18 Fold update?
Yes. OS4.0.26.0.XPNCNXM is an official Stable Beta HyperOS 4.0 build for the Xiaomi 18 Fold (China), released by Xiaomi on October 19, 2026. The download links point directly to Xiaomi’s update servers.
Which Android version does OS4.0.26.0.XPNCNXM use?
This firmware is based on Android 17.0.
Will installing OS4.0.26.0.XPNCNXM 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 (lhasa). Cross-region flashing requires an unlocked bootloader and can cause problems.