MIUI 14Stable BetaChina

Xiaomi 12S MIUI 14 V14.0.4.0.TLTCNXM

Q: Which Android version does V14.0.4.0.TLTCNXM use?

This firmware is based on Android 13.0 .

Q: Will installing V14.0.4.0.TLTCNXM 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 Xiaomi 12S (mayfly), released December 28, 2022.

Download V14.0.4.0.TLTCNXM

Recovery ROM (OTA .zip) · 5.9 GB Install from the phone’s updater app — keeps your data.

MD5: 53f81d855337680a635e490a6c306b48

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 12S
Codename: mayfly
Region: China
Version: V14.0.4.0.TLTCNXM
OS: MIUI 14
Android: 13.0
Branch: Stable Beta
Released: Dec 28, 2022
Package: Recovery 5.9 GB

How to install V14.0.4.0.TLTCNXM

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 Xiaomi 12S.
Open Settings → About phone and tap the MIUI 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 Xiaomi 12S (China) builds

Device page →

Device	Version	Android	Branch	Released
Xiaomi 12SChina · `mayfly`	OS3.0.3.0.VLTCNXM HyperOS 3.0Stable	15.0	Stable	Mar 23, 2026
Xiaomi 12SChina · `mayfly`	OS1.0.24.1.8.DEV HyperOS 1.0Public Beta	14.0	Public Beta	Jan 12, 2024
Xiaomi 12SChina · `mayfly`	V14.0.22.12.5.DEV MIUI 14Public Beta	13.0	Public Beta	Dec 5, 2022

Frequently asked questions

Is V14.0.4.0.TLTCNXM an official Xiaomi 12S update?

Yes. V14.0.4.0.TLTCNXM is an official Stable Beta MIUI 14 build for the Xiaomi 12S (China), released by Xiaomi on December 28, 2022. The download links point directly to Xiaomi’s update servers.

Which Android version does V14.0.4.0.TLTCNXM use?

This firmware is based on Android 13.0.

Will installing V14.0.4.0.TLTCNXM 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 (mayfly). Cross-region flashing requires an unlocked bootloader and can cause problems.