Download Redmi K40S China OS1.0.15.0.ULMCNXM
| Device | Redmi K40S (munch) |
|---|---|
| Region | China |
| Version | OS1.0.15.0.ULMCNXM |
| OS | HyperOS 1, Android 14 |
| Type | Recovery ROM (for the built-in updater) · Stable |
| File | miui_MUNCH_OS1.0.15.0.ULMCNXM_945b975314_14.0.zip |
| Size | 5.4 GB |
| MD5 | 945b975314First 10 characters of the MD5 checksum, from Xiaomi's file name |
| Released | Mar 24, 2026 |
| 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 K40S
Xiaomi has ended software updates for the Redmi K40S, 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_MUNCH_OS1.0.15.0.ULMCNXM_945b975314_14.0.zip MD5. The result must start with 945b975314. If it doesn't, the download is broken. Download it again before flashing.
Next steps: all Redmi K40S firmware · Mi Flash Tool · ADB & Fastboot drivers