Download Redmi K40 Pro / Pro+ China OS1.0.15.0.UKKCNXM
| Device | Redmi K40 Pro / Pro+ (haydn) |
|---|---|
| Region | China |
| Version | OS1.0.15.0.UKKCNXM |
| OS | HyperOS 1, Android 14 |
| Type | Recovery ROM (for the built-in updater) · Pilot (staged rollout) |
| File | miui_HAYDN_OS1.0.15.0.UKKCNXM_4b3e599ff6_14.0.zip |
| Size | 5.6 GB |
| MD5 | 4b3e599ff6First 10 characters of the MD5 checksum, from Xiaomi's file name |
| Released | Oct 28, 2025 |
| Server | bigota.d.miui.com (official Xiaomi) |
Your download will start in 5 seconds…
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.
Xiaomi no longer updates the Redmi K40 Pro
Xiaomi has ended software updates for the Redmi K40 Pro, so no new firmware is expected. For new Xiaomi firmware, HyperOS 4 news and guides, follow our Telegram channel.
Check the file after downloading
On Windows, open Command Prompt in the download folder and run certutil -hashfile miui_HAYDN_OS1.0.15.0.UKKCNXM_4b3e599ff6_14.0.zip MD5. The result must start with 4b3e599ff6. If it doesn't, the download is broken. Download it again before flashing.
Next steps: all Redmi K40 Pro / Pro+ firmware · Mi Flash Tool · ADB & Fastboot drivers