Xiaomi 12S firmware (codename mayfly) below are the stock stable HyperOS and MIUI, which can be downloaded as Fastboot ROM, Recovery ROM and OTA Update.
Phone model name corresponds to 2206123SC (China). Xiaomi ROM are downloaded free of charge from the official website miui.com. We only collect and publish links to stock flash files and original updates.
| Model | Xiaomi 12S |
|---|---|
| Release date | July 2022 |
| Support | Active |
| Current OS | HyperOS 1, Android 14 |
Download the latest HyperOS and MIUI version and new updates:
China HyperOS 1.0.10.0.ULTCNXM
Latest version of the stable Chinese firmware for Xiaomi 12S by Xiaomi.
- Version
- 1.0.10.0.ULTCNXM
- OS
- HyperOS 1
- Android
- Android 14
- Release date
- 2024-10-21
- File size
- 5.83 GB
- Official Link
- Download (.zip)
- Changelog
- Expand list
- Version
- 1.0.10.0.ULTCNXM
- OS
- HyperOS 1
- Android
- Android 14
- Release date
- 2024-10-11
- Flash file size
- 7.24 GB
- Official Link
- Download (.tgz)
- Changelog
- Expand list
Recovery ROM
Fastboot ROM
- Version
- 1.0.10.0.ULTCNXM
- File size
- 123.83 MB
- Apply for
- 1.0.8.0.ULTCNXM
- Official Link
- Download (.zip)
OTA Update
Older official Chinese firmware for Xiaomi 12S:
2024-08-17Fastboot (7.24 GB)
2024-07-31OTA (203.19 MB)
for 1.0.7.0.ULTCNXM
2024-07-02Fastboot (7.24 GB)
2024-06-12OTA (290.08 MB)
for 1.0.5.0.ULTCNXM
2024-04-07Fastboot (7.24 GB)
2024-03-18OTA (350.66 MB)
for 1.0.3.0.ULTCNXM
2024-02-18Fastboot (7.33 GB)
2024-01-25
The latest HyperOS or MIUI update doesn’t necessarily mean it’s the best. Read the reviews on the 4PDA or XDA Developers websites before installing new software update to Xiaomi 12S mayfly. If you downloaded Flash File, Full ROM or the latest OTA Update and encounter problems with your device after installation, please write about it in the comments section, quoting the number of the buggy firmware.
