Download Xiaomi Redmi K90 Ultra Firmware - Redmi K90 Ultra ROM TWRP Files

Xiaomi Redmi K90 Ultra with codename is warsaw Firmware includes Global Firmware (Global ROM), China Firmware (China ROM), Stable MIUI and Beta MIUI. This is full list of Xiaomi Redmi K90 Ultra. Xiaomi Redmi K90 Ultra may called with other names like . 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.

Redmi K90 Ultra Fastboot Stable China

MIUI version	Android version	File size	Update at	Downloaded	Download
OS3.0.306.0.WHPCNXM	16.0	11G	2026-07-01 14:36:02	291	Download

Redmi K90 Ultra Fastboot Developer China

Redmi K90 Ultra ZIP Stable China

MIUI version	Android version	File size	Update at	Downloaded	Download
OS3.0.306.0.WHPCNXM	16.0	8.0G	2026-07-01 14:36:05	9	Download

Redmi K90 Ultra ZIP Developer China

Redmi K90 Ultra Fastboot Stable Global

Redmi K90 Ultra Fastboot Developer Global

Redmi K90 Ultra ZIP Stable Global

Redmi K90 Ultra EU Stable

Redmi K90 Ultra EU Developer

Redmi K90 Ultra TWRP

Redmi K90 Ultra Files

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Redmi K90 Ultra (warsaw) specifications

Redmi K90 Ultra was announced at 2026, June 30 have chipset Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) CPU Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M) and GPU Adreno 830 (1200 MHz). It have 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM storage and there are colors: Black, Blue, Silver

NETWORK

Technology

GSM / HSPA / LTE / 5G

2G

GSM 850 / 900 / 1800 / 1900

3G

HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100

4G

1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48, 66

5G

1, 3, 5, 7, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA

Speed

HSPA, LTE, 5G

TIMELINE

Announced

2026, June 30

BODY

Dimensions

162.9 x 77.9 x 8.2 mm (6.41 x 3.07 x 0.32 in)

Weight

227 g (8.01 oz)

Build

Glass front, aluminum frame

SIM

Nano-SIM + Nano-SIM

DISPLAY

Type

AMOLED, 68B colors, PWM, 165Hz, Dolby Vision, HDR Vivid, HDR10+, 9500 nits (peak)*

Size

6.83 inches, 114.5 cm2 (~90.3% screen-to-body ratio)

Resolution

1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)

* Measured at an isolated spot during video playback only

PLATFORM

Chipset

Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)

CPU

Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)

GPU

Adreno 830 (1200 MHz)

MEMORY

Card slot

No

Internal

256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM

UFS 4.1

MAIN CAMERA

Features

Color spectrum sensor, LED flash, HDR, panorama

Video

8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS, HDR10+

FRONT CAMERA

Camera

20 MP (wide)

Video

1080p@30/60fps

SOUND

COMMUNICATES

WLAN

Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct

Bluetooth

5.4, A2DP, LE, LHDC 5.0, ASHA, Auracast

GPS

GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC, GLONASS

NFC

Yes

Radio

No

USB

USB Type-C, OTG

FEATURES

Sensors

Fingerprint (under display, optical), accelerometer, proximity, gyro, compass

BATTERY

Battery

Si/C Li-Ion 8550 mAh

MISC

Colors

Black, Blue, Silver

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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 Redmi K90 Ultra 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

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