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 Download Xiaomi Mi 9 Firmware ROM TWRP


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Download the firmware/ROM flash for Xiaomi Mi 9 with the code is cepheus. 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 9.7.22 and Android version is 9.0. This Firmware/ROM size is 2.4G.

Xiaomi Mi 9 may called with other names like M1902F1G, M1902F1A, M1902F1T, M1902F1C. 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
3743
File type
China Developer
Model
cepheus
Model name
Mi 9
MIUI version
9.7.22
File name
miui_CEPHEUS_9.7.22_e73316ebc9_9.0.zip
Android version
9.0
File size
2.4G
MD5
e73316ebc9fdf7be9aa6baedfe6bca54
Downloaded
35
Other
  • Optimized system performance
  • Improved system security and stability

Mi 9 (cepheus) specifications
Released 2019, March 25
173g, 7.6mm thickness
Android 9.0, up to Android 10, MIUI 12.5
64GB/128GB/256GB storage, no card slot

Mi 9 was announced at 2019, February 20 with Android 9.0 (Pie), upgradable to Android 10, MIUI 12.5, have chipset Qualcomm SM8150 Snapdragon 855 (7 nm) CPU Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485) and GPU Adreno 640. It have 64GB 6GB RAM, 64GB 8GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM storage and there are colors: Lavender Violet, Ocean Blue, Piano Black

NETWORK
Technology
GSM / CDMA / HSPA / LTE
2G
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G
1, 2, 3, 4, 5, 7, 8, 12, 20, 28, 38, 39, 40 - Global
Speed
HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat18 1200/150 Mbps
TIMELINE
Announced
2019, February 20
Released
Released 2019, March 25
BODY
Dimensions
157.5 x 74.7 x 7.6 mm (6.20 x 2.94 x 0.30 in)
Weight
173 g (6.10 oz)
Build
Glass front (Gorilla Glass 6), glass back (Gorilla Glass 5), aluminum frame
SIM
Dual SIM (Nano-SIM, dual stand-by)
DISPLAY
Type
Super AMOLED, HDR10
Size
6.39 inches, 100.2 cm2 (~85.2% screen-to-body ratio)
Resolution
1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Protection
Corning Gorilla Glass 6
PLATFORM
OS
Android 9.0 (Pie), upgradable to Android 10, MIUI 12.5
Chipset
Qualcomm SM8150 Snapdragon 855 (7 nm)
CPU
Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
GPU
Adreno 640
MEMORY
Card slot
No
Internal
64GB 6GB RAM, 64GB 8GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
UFS 2.1
MAIN CAMERA
Camera
48 MP, f/1.8, 27mm (wide), 1/2.0", 0.8µm, PDAF, Laser AF
12 MP, f/2.2, 54mm (telephoto), 1/3.6", 1.0µm, PDAF, 2x optical zoom
16 MP, f/2.2, 13mm (ultrawide), 1/3.0", 1.0µm, PDAF
Features
Dual-LED flash, HDR, panorama
Video
4K@30/60fps, 1080p@30/120/240fps, 1080p@960fps
FRONT CAMERA
Camera
20 MP, f/2.0, (wide), 1/3", 0.9µm
Features
HDR
Video
1080p@30fps
SOUND
Loudspeaker
Yes
3.5mm jack
No
COMMUNICATES
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
Bluetooth
5.0, A2DP, LE, aptX HD
GPS
Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS
NFC
Yes
Radio
No
USB
USB Type-C 2.0, USB On-The-Go
FEATURES
Sensors
Fingerprint (under display, optical), accelerometer, gyro, compass
Virtual proximity sensing
BATTERY
Battery
Li-Po 3300 mAh, non-removable
Charging
Fast charging 27W
Quick Charge 4+
Fast wireless charging 20W
MISC
Colors
Lavender Violet, Ocean Blue, Piano Black
SAR US
0.99 W/kg (head)     1.04 W/kg (body)    
SAR EU
1.39 W/kg (head)     1.30 W/kg (body)    
Performance
AnTuTu: 372006 (v7)
GeekBench: 11181 (v4.4)
GFXBench: 35fps (ES 3.1 onscreen)
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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 Mi 9 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 Mi 9

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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