Redmi K50 China Firmware

Codename: rubens

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Official Redmi K50 China firmware (codename rubens). The newest Fastboot ROM is OS2.0.5.0.ULNCNXM (Android 14), 7.3 GB, released 2025-04-29 03:00. The newest Recovery ROM is OS2.0.5.0.ULNCNXM. Files are served directly from Xiaomi’s servers. Need flashing help? Browse our guides.

Xiaomi Redmi K50 – official photo
  • Released2022, March 22
  • Body201g, 8.5mm thickness
  • OSAndroid 12, MIUI 13
  • Storage128GB/256GB/512GB storage, no card slot

Xiaomi Redmi K50 was announced in 2022, March 17, runs Android 12, MIUI 13, powered by Mediatek Dimensity 8100 (5 nm), memory: 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, available in Black, Gray, Blue, Green.

Full specifications
Network
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5G
Launch
Announced2022, March 17
StatusAvailable. Released 2022, March 22
Body
Dimensions163.1 x 76.2 x 8.5 mm (6.42 x 3.00 x 0.33 in)
Weight201 g (7.09 oz)
BuildGlass front (Gorilla Glass Victus), glass back
SIMNano-SIM + Nano-SIM
Display
TypeOLED, 120Hz, Dolby Vision, HDR10+, 1200 nits (peak)
Size6.67 inches, 107.4 cm2 (~86.4% screen-to-body ratio)
Resolution1440 x 3200 pixels, 20:9 ratio (~526 ppi density)
ProtectionCorning Gorilla Glass Victus
Platform
OSAndroid 12, MIUI 13
ChipsetMediatek Dimensity 8100 (5 nm)
CPUOcta-core (4x2.85 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPUMali-G610
Memory
Card slotNo
Internal128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Main Camera
Triple48 MP, (wide), 1/2.0", 0.8µm, PDAF, OIS 8 MP, 119˚ (ultrawide) 2 MP (macro)
FeaturesColor spectrum sensor, Dual-LED dual-tone flash, HDR, panorama
Video4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS
Selfie camera
Single20 MP, (wide)
Video1080p@30/120fps
Sound
LoudspeakerYes, with stereo speakers
3.5mm jackNo
Comms
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth5.3, A2DP, LE
PositioningGPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
NFCYes
Infrared portYes
RadioNo
USBUSB Type-C 2.0, OTG
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
TypeLi-Po 5500 mAh
Charging67W wired, PD3.0, QC3, 80% in 30 min
Misc
ColorsBlack, Gray, Blue, Green
Models22041211AC
PriceAbout 480 EUR

3 versions found

Version Android Type Size Released Downloads Download
OS2.0.5.0.ULNCNXM
China
Android 14 Recovery 6.3 GB 2025-05-08 03:00 0 Download
OS2.0.5.0.ULNCNXM
China
Android 14 Fastboot 7.3 GB 2025-04-29 03:00 0 Download
V14.0.8.0.TLNCNXM
China
Android 13 Recovery 5.8 GB 2023-10-19 03:00 0 Download

Locked, stuck or need it flashed?

Step-by-step guides for technicians working on the Redmi K50 China:

Remove Xiaomi FRP & factory reset Flash MediaTek (MTK) devices Fix IMEI with Dual CPID View services