Is OS3.0.3.0.VLTCNXM 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.

Is this firmware the latest version?

Yes, OS3.0.3.0.VLTCNXM is the version shown. Check FirmwareMirror regularly for newer versions of Xiaomi 12S China firmware.

Download Xiaomi 12S China ROM - OS3.0.3.0.VLTCNXM (Global)

Name: OS3.0.3.0.VLTCNXM for Xiaomi 12S China
Availability: InStock
Author: Xiaomi

What's New

[System]Updated the security patch to February 2026. Increased system security.

Android Version

12.0

File Size

6.3 GB

Release Date

Mar 23, 2026

Flash Method

Recovery

Download ROM

Available

Download Now

File Size: 6.3 GB

Mirror Downloads (11)

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

Verification & Details

MD5 Checksum:

16f6dcd3383d20ccae404262cdd14340

Package Name:

mayfly-ota_full-OS3.0.3.0.VLTCNXM-user-15.0-16f6dcd338.zip

How to Flash Recovery on Xiaomi 12S China

Please follow these steps carefully to install the OS3.0.3.0.VLTCNXM update safely. Ensure your device has at least 60% battery.

Download the OS3.0.3.0.VLTCNXM Recovery ROM (.zip file).
Transfer the file to the internal storage root directory of your Xiaomi 12S China.
Navigate to Settings > About Phone > System Update.
Tap the OS logo 10 times to enable advanced features.
Tap the top-right menu icon and select 'Choose update package'.
Select the downloaded zip file and wait for the automated installation to complete.

Back to Xiaomi 12S China

Download Xiaomi 12S China Firmware (OS3.0.3.0.VLTCNXM)