Download Xiaomi 17 Max China OS4.0.3.0.XAFCNXM
| Device | Xiaomi 17 Max (byron) |
|---|---|
| Region | China |
| Version | OS4.0.3.0.XAFCNXM |
| OS | HyperOS 4, Android 17 |
| Type | Fastboot ROM (for Mi Flash) · Stable |
| File | byron_images_OS4.0.3.0.XAFCNXM_20261021.0000.00_17.0_cn_ab1c3dea8a.tgz |
| Size | 12.0 GB |
| MD5 | ab1c3dea8aFirst 10 characters of the MD5 checksum, from Xiaomi's file name |
| Released | Oct 21, 2026 |
| Server | bkt-sgp-miui-ota-update-alisgp.oss-ap-southeast-1.aliyuncs.com (official Xiaomi) |
Get Xiaomi 17 Max update alerts
Our Telegram bot messages you the moment Xiaomi releases new firmware or HyperOS 4 for the Xiaomi 17 Max, with direct download links. Free, one tap to stop.
Check the file after downloading
On Windows, open Command Prompt in the download folder and run certutil -hashfile byron_images_OS4.0.3.0.XAFCNXM_20261021.0000.00_17.0_cn_ab1c3dea8a.tgz MD5. The result must start with ab1c3dea8a. If it doesn't, the download is broken. Download it again before flashing.
Next steps: all Xiaomi 17 Max firmware · Mi Flash Tool · ADB & Fastboot drivers