Download Xiaomi 12S Ultra Firmware

Xiaomi 12S Ultra

Official Xiaomi 12S Ultra firmware (codename thor) includes stable versions of HyperOS and MIUI. They can be downloaded as Fastboot ROM, Recovery ROM, and OTA updates.

Phone models: 2203121C (China). All files are original stock Xiaomi ROMs, freely available from miui.com. We simply provide direct download links to official flash files and system updates.

Model nameXiaomi 12S Ultra
Release dateJuly 2022
SupportActive
Current OSHyperOS 2, Android 15
Upcoming HyperOS 3
Latest firmware updates:

China HyperOS 2.0.13.0.VLACNXM

The latest Chinese firmware version for Xiaomi 12S Ultra by Xiaomi:

Recovery ROM

Version
2.0.13.0.VLACNXM
OS
HyperOS 2
Android
Android 15
Release date
2025-06-20
File size
6.34 GB
Official Link
Download (.zip)
Changelog
Expand list

Fastboot ROM

Version
2.0.13.0.VLACNXM
OS
HyperOS 2
Android
Android 15
Release date
2025-05-23
Flash file size
7.80 GB
Official Link
Download (.tgz)
Changelog
Expand list

The new HyperOS or MIUI update is not necessarily the best. Before updating Xiaomi 12S Ultra (thor), read reviews on 4PDA or XDA Developers. If installing a Flash File, full ROM, or the new OTA update caused issues, please let us know in the comments and mention the version number.

Other models in this series:
Xiaomi 12T Pro
Xiaomi 12T Pro
Xiaomi 12T
Xiaomi 12T
Xiaomi 12 Lite
Xiaomi 12 Lite
Xiaomi 12 Pro Dimensity
Xiaomi 12 Pro Dimensity
Xiaomi 12S Pro
Xiaomi 12S Pro
Xiaomi 12S
Xiaomi 12S
Xiaomi 12
Xiaomi 12
Xiaomi 12 Pro
Xiaomi 12 Pro
Xiaomi 12X
Xiaomi 12X
MIUI ROM
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  1. Khaled

    I need to download the global version of Xiaomi 12S Ultra. Can any one help me?

    Reply
    1. Yaroslav

      Are you sure, that global version for this phone exists?

      Reply
  2. Paul

    Hello,
    My intention is to update my XIAOMI 12S Ultra from the old 13.0.8 stable to the new 14.0.14. and
    I have managed to download from internet, from different places, 3 large files :
    thor_images_V14.0.14.0.TLACNXM_20230818.0000.00_13.0_cn_8daccfdccd. TGZ file 7.03 GB
    xiaomi.eu_multi_THOR_V14.0.14.0.TLACNXM_df60a3e5ff_v14-13.zip MD5file 32bytes
    xiaomi.eu_multi_THOR_V14.0.14.0.TLACNXM_df60a3e5ff_v14-13.zip Adobe Acrobat Document 5.03 GB
    Are these the right files or jokes? Should I reset to factory settings?
    What to do? where to copy them, in what folder to make Update ?
    Thank you
    Paul

    Reply
    1. Yaroslav

      And where did you download it from?

      Reply
  3. Maemilev

    Miui13 rom 13.0.9.0 is soo terrible. It can’t even support google assistant hands free option and unsecure app prompt on app keep prompting for 10 seconds approval.

    Reply
    1. Yaroslav

      There’s not surprising, because MIUI 13 is a vwery raw OS.

      Reply