How do I install OS1.0.4.0.ULACNXM on Xiaomi 12S Ultra China?

Download the ROM file, verify the MD5 checksum, unlock your bootloader, and use Mi Unlock Tool or Fastboot to flash the firmware. Ensure your device is fully charged before proceeding.

Is OS1.0.4.0.ULACNXM stable for daily use?

This is an official firmware release. All official releases from FirmwareMirror are stable and tested. Always backup your data before flashing any firmware.

What should I do before flashing this firmware?

1. Backup all your data, 2. Charge your device to at least 80%, 3. Verify the MD5 checksum, 4. Download from FirmwareMirror, 5. Follow official flashing instructions carefully.

Is this firmware the latest version?

Yes, OS1.0.4.0.ULACNXM is the version shown. Check FirmwareMirror regularly for newer versions of Xiaomi 12S Ultra China firmware.

Download OS1.0.4.0.ULACNXM for Xiaomi 12S Ultra China

Name: OS1.0.4.0.ULACNXM for Xiaomi 12S Ultra China
Availability: InStock
Author: Xiaomi

What's New

[System]Updated Android Security Patch to January 2024. Increased system security.<p>[Comprehensive refactoring]Xiaomi HyperOS comprehensive refactoring optimizes performance for individual devicesDynamic thread priority adjustment and dynamic task cycle evaluation allow for optimal performance and power efficiencyEnergy-efficient rendering framework for improved performance and smoother animationsIntegrated SOC enables smoother hardware resource allocation and dynamic prioritizing of computing pow...

Android Version

14.0

File Size

7.03 GB

Release Date

Feb 19, 2024

Flash Method

Fastboot

Download ROM

Available

Download Now

File Size: 7.03 GB

Mirror Downloads (10)

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10 mirror(s) available • Click any button to download

Verification & Details

MD5 Checksum:

a95c5dd4c02eba08cd7275fd56b66c15

Package Name:

thor_images_OS1.0.4.0.ULACNXM_20240119.0000.00_14.0_cn_a95c5dd4c0.tgz

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