Download Xiaomi 18 Fold China OS4.0.21.0.XPNCNXM
| Device | Xiaomi 18 Fold (lhasa) |
|---|---|
| Region | China |
| Version | OS4.0.21.0.XPNCNXM |
| OS | HyperOS 4, Android 17 |
| Type | Fastboot ROM (for Mi Flash) · Stable |
| File | lhasa-images-OS4.0.21.0.XPNCNXM-user-20260922.0000.00-17.0-cn-d9d00ff071.tgz |
| Size | 12.7 GB |
| MD5 | d9d00ff071First 10 characters of the MD5 checksum, from Xiaomi's file name |
| Released | Sep 22, 2026 |
| Server | bkt-sgp-miui-ota-update-alisgp.oss-ap-southeast-1.aliyuncs.com (official Xiaomi) |
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Check the file after downloading
On Windows, open Command Prompt in the download folder and run certutil -hashfile lhasa-images-OS4.0.21.0.XPNCNXM-user-20260922.0000.00-17.0-cn-d9d00ff071.tgz MD5. The result must start with d9d00ff071. If it doesn't, the download is broken. Download it again before flashing.
Next steps: all Xiaomi 18 Fold firmware · Mi Flash Tool · ADB & Fastboot drivers