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 Download Xiaomi Xiaomi 12S Firmware ROM TWRP


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Download the firmware/ROM flash for Xiaomi Xiaomi 12S with the code is mayfly. Please make sure the code is exact. You can check model code by command fastboot getvar product in Fastboot mode. This MIUI version of Firmware/ROM is OS1.0.3.0.ULTCNXM and Android version is 14.0. This Firmware/ROM size is 5.4G.

Xiaomi Xiaomi 12S may called with other names like 2206123SC. China ROM, Firmware is for China region, there are only English, Chinese and No Google Services. Global ROM, Firmware is for Global region and almost can flash for China phone with unlocked bootloader. They have multilanguage and Google Services, china apps removed. All file download from MiFirm is Free. Fastboot firmware, ZIP firmware is official from Xiaomi. EU ROM, TWRP and Other files is unofficial. Use at your own risk.

ID
15664
File type
China Stable
Model
mayfly
Model name
Xiaomi 12S
MIUI version
OS1.0.3.0.ULTCNXM
File name
miui_MAYFLY_OS1.0.3.0.ULTCNXM_2d7643fb8d_14.0.zip
Android version
14.0
File size
5.4G
MD5
2d7643fb8d982574de223a3afd50f02b
Downloaded
32
Other
  • Optimized system performance
  • Improved system security and stability

Xiaomi 12S (mayfly) specifications
Exp. release 2022, July 07
179g / 182g, 8.2mm thickness
Android 12, MIUI 13
128GB/256GB/512GB storage, no card slot

Xiaomi 12S was announced at 2022, July 04 with Android 12, MIUI 13, have chipset Qualcomm SM8450 Snapdragon 8+ Gen 1 (4 nm) CPU Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) and GPU Adreno 730. It have 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM storage and there are colors: Gray, White, Purple, Green

NETWORK
Technology
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G
1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G
1, 3, 5, 8, 28 SA/NSA
Speed
HSPA 42.2/5.76 Mbps, LTE-A, 5G
TIMELINE
Announced
2022, July 04
Released
Exp. release 2022, July 07
BODY
Dimensions
152.7 x 69.9 x 8.2 mm or 8.7 mm
Weight
179 g / 182 g (6.31 oz)
Build
Glass front (Gorilla Glass Victus), glass back or eco leather back, aluminum frame
SIM
Dual SIM (Nano-SIM, dual stand-by)
DISPLAY
Type
AMOLED, 68B colors, 120Hz, Dolby Vision, HDR10+, 1100 nits (peak)
Size
6.28 inches, 95.2 cm2 (~89.2% screen-to-body ratio)
Resolution
1080 x 2400 pixels, 20:9 ratio (~419 ppi density)
Protection
Corning Gorilla Glass Victus
PLATFORM
OS
Android 12, MIUI 13
Chipset
Qualcomm SM8450 Snapdragon 8+ Gen 1 (4 nm)
CPU
Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
GPU
Adreno 730
MEMORY
Card slot
No
Internal
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
UFS 3.1
MAIN CAMERA
Camera
50 MP, f/1.9, 24mm (wide), 1/1.28", 1.22µm, Dual Pixel PDAF, OIS
13 MP, f/2.4, 15mm, 123˚ (ultrawide), 1/3.06", 1.12µm
5 MP, f/2.4, 50mm (telephoto macro), AF
Features
Leica lens, Dual-LED dual-tone flash, HDR, panorama
Video
8K@24fps, 4K@30/60fps, 1080p@30/60fps, 720p@1920fps, gyro-EIS
FRONT CAMERA
Camera
32 MP, f/2.5, 26mm (wide), 0.7µm
Features
HDR, panorama
Video
1080p@30/60fps, 720p@120fps, HDR
SOUND
Loudspeaker
Yes, with stereo speakers
3.5mm jack
No
24-bit/192kHz audio
Tuned by Harman Kardon
COMMUNICATES
WLAN
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.2, A2DP, LE
GPS
Yes, with A-GPS. Up to tri-band: GLONASS (1), BDS (3), GALILEO (2), QZSS (2), NavIC
NFC
Yes
Radio
No
USB
USB Type-C 2.0, USB On-The-Go
FEATURES
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, color spectrum
BATTERY
Battery
Li-Po 4500 mAh, non-removable
Charging
Fast charging 67W, 100% in 42 min (advertised)
Fast wireless charging 50W, 100% in 57 min (advertised)
Reverse wireless charging 10W
Power Delivery 3.0
Quick Charge 4+
MISC
Colors
Gray, White, Purple, Green
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Specs source: gsmarena.com
Disclaimer: We can not guarantee that the information on this page is 100% correct

How to flash Xiaomi Xiaomi 12S Firmware ROM

1. If Fastboot firmware. The ext. must be tgz. If not. Rename it from .gz to .tgz. Extract it by WinRAR

2. For Fastboot firmware. Download XiaomiFlash lastest. Extract tool after downloaded

3. Open XiaoMiFlash.exe. Install driver if tool required. Press select and select to firmware/ROM folder what includes flash_all.bat

4. Make sure your phone are unlocked bootloader. Or you must bring your phone to EDL mode (9008) to flash

5. Bring phone to Fastboot mode by hold Power and Volume down for 5-10s. Release button when It show Fastboot

6. Connect Phone to Computer. Press Refresh to scan device. If a device showed is Ok

7. Tick clean all (very important). If not, your phone will LOCKED BOOTLOADER after flash done

8. Press Flash and wait util it show success or any error

ZIP. ZIP ROM using Update function in System or TWRP

EU. EU ROM flash using TWRP

Read more

How to unlock bootloader Xiaomi Xiaomi 12S

After unlock bootloader the device, your phone becomes more vulnerable and less secure to malware attacks, which may lead to the disclosure and loss of your private data. Some features which require high security level (ex: Find device, added-value services, etc.) may no longer be available. Phone data like Photo, Contacts, SMS or application's data will be lost. Use at your own risk

1. Login with Mi account on your Xiaomi phone. Go to Setting - Phone information - Tap 7 times to MIUI version. It will notice developer options enabled

2. Go to Setting - Additional settings - Developer options - Mi Unlock status. Press Add account and wait to success notice. (This step require SIM card and mobile data enable)

3. Download the Mi Unlock app to PC, and sign in with the Mi account which are loged in your Mi phone

4. Shutdown your phone manually, then hold Power and Volume down button to enter Fastboot mode

5. Connect your phone with the PC using USB cable and click Unlock

Read more

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