Xiaomi 17 Max China Firmware

Codename: byron

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Official Xiaomi 17 Max China firmware (codename byron). The newest Fastboot ROM is OS4.0.3.0.XAFCNXM (Android 17), 12.0 GB, released 2026-10-21 03:00. The newest Recovery ROM is OS4.0.3.0.XAFCNXM. Files are served directly from Xiaomi’s servers. Need flashing help? Browse our guides.

Xiaomi 17 Max – official photo
  • Released2026, May 21
  • Body219g or 225g, 8.2mm thickness
  • OSAndroid 16, HyperOS 3
  • Storage256GB/512GB storage, no card slot

Xiaomi 17 Max was announced in 2026, May 21, runs Android 16, HyperOS 3, powered by Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm), memory: 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, available in Black, Blue, White.

Full specifications
Network
TechnologyGSM / HSPA / LTE / 5G
Launch
Announced2026, May 21
StatusAvailable. Released 2026, May 21
Body
Dimensions162.9 x 77.6 x 8.2 mm (6.41 x 3.06 x 0.32 in)
Weight219 g or 225 g (7.72 oz)
BuildGlass front, aluminum frame, glass back
SIMNano-SIM + Nano-SIM
Display
TypeLTPO AMOLED, 68B colors, PWM, 120Hz, Dolby Vision, HDR Vivid, HDR10+, 3500 nits (peak)
Size6.9 inches, 114.4 cm2 (~90.5% screen-to-body ratio)
Resolution1200 x 2608 pixels, 19.5:9 ratio (~420 ppi density)
Platform
OSAndroid 16, HyperOS 3
ChipsetQualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
CPUOcta-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
GPUAdreno 840
Memory
Card slotNo
Internal256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM
Main Camera
Triple200 MP, f/1.7, 23mm (wide), 1/1.4", 1.12µm, dual pixel PDAF, OIS 50 MP, f/2.4, 70mm (periscope telephoto), 1/2.0", PDAF (15cm - ∞), OIS, 3x optical zoom 50 MP, f/2.4, 17mm, 102˚ (ultrawide), 1/2.76", 0.64µm
FeaturesLaser AF, color spectrum sensor, Leica lens, LED flash, HDR, panorama
Video8K@30fps (HDR), 4K@30/60fps (10-bit Dolby Vision HDR), 4K@120fps, 1080p@30/60/120/240/960fps, gyro-EIS
Selfie camera
Single32 MP, f/2.2, 21mm (wide)
Video4K@30fps, 1080p@30/60fps, gyro-EIS
Sound
LoudspeakerYes, with stereo speakers (with Dolby Atmos)
3.5mm jackNo
Comms
WLANWi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band, Wi-Fi Direct
Bluetooth5.4, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5, MIHC
PositioningGPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS
NFCYes
Infrared portYes
RadioNo
USBUSB Type-C 3.2, Display Port, OTG
Features
SensorsFingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer
Battery
TypeSi/C Li-Ion 8000 mAh
Charging100W wired, PD3.0, QC3+, 100W PPS 50W wireless 22.5W reverse wireless 22.5W reverse wired
Misc
ColorsBlack, Blue, White
Models2605EPN8EC
PriceAbout 610 EUR

7 versions found

Version Android Type Size Released Downloads Download
OS4.0.3.0.XAFCNXM
China
Android 17 Recovery 9.4 GB 2026-10-26 03:00 0 Download
OS3.0.310.0.WAFCNXM
China
Android 16 Recovery 8.9 GB 2026-10-12 03:00 0 Download
OS3.0.309.0.WAFCNXM
China
Android 16 Recovery 8.9 GB 2026-09-02 03:00 0 Download
OS3.0.308.0.WAFCNXM
China
Android 16 Recovery 8.9 GB 2026-07-28 03:00 0 Download
OS3.0.307.0.WAFCNXM
China
Android 16 Recovery 8.8 GB 2026-06-15 03:00 0 Download
OS3.0.304.0.WAFCNXM
China
Android 16 Recovery 8.8 GB 2026-05-26 03:00 0 Download
OS3.0.301.0.WAFCNXM
China
Android 16 Recovery 8.8 GB 2026-05-21 03:00 0 Download

Locked, stuck or need it flashed?

Step-by-step guides for technicians working on the Xiaomi 17 Max China:

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