Download Redmi K90 Max China OS4.0.5.0.XAACNXM
| Device | Redmi K90 Max (prague) |
|---|---|
| Region | China |
| Version | OS4.0.5.0.XAACNXM |
| OS | HyperOS 4, Android 17 |
| Type | Recovery ROM (for the built-in updater) · Stable |
| File | prague-ota_full-OS4.0.5.0.XAACNXM-user-17.0-8a4200c881.zip |
| Size | 8.9 GB |
| MD5 | 8a4200c881First 10 characters of the MD5 checksum, from Xiaomi's file name |
| Released | Oct 26, 2026 |
| Server | bigota.d.miui.com (official Xiaomi) |
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Download now Mirror (cdnorg.d.miui.com) Fast mirror (Singapore)
Download slow or stalling halfway? Xiaomi's main servers often throttle large files. The Singapore mirror is Xiaomi's own Alibaba Cloud server with the same file, and it's usually much faster, especially in Asia.
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Our Telegram bot messages you the moment Xiaomi releases new firmware or HyperOS 4 for the Redmi K90 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 prague-ota_full-OS4.0.5.0.XAACNXM-user-17.0-8a4200c881.zip MD5. The result must start with 8a4200c881. If it doesn't, the download is broken. Download it again before flashing.
Next steps: all Redmi K90 Max firmware · Mi Flash Tool · ADB & Fastboot drivers