OS3.0.311.0.WPUCNXM is a stable HyperOS 3 update for the Redmi Note 17 5G (China, codename mist), based on Android 16 and released on Aug 20, 2026. It brings the August 2026 Android security patch.
- Device Redmi Note 17 5G (
mist) - Region China
- OS HyperOS 3, Android 16
- Branch Stable
- Security patch 2026-08-01
- Build date Aug 14, 2026
- Fingerprint
Redmi/mist/mist:16/BP2A.250605.031.A3/OS3.0.311.0.WPUCNXM:user/release-keys
Download OS3.0.311.0.WPUCNXM
| Type | Size | MD5 | |
|---|---|---|---|
| Recovery ROM (.zip, built-in updater) | 5.6 GB | — | Download |
| Fastboot ROM (.tgz, Mi Flash) | 7.6 GB | — | Download |
What’s New in OS3.0.311.0.WPUCNXM
System
- Updated the security patch to August 2026. Increased system security.
Official release notes published by Xiaomi for this build.
How to Install This Update
Download the Recovery ROM, move it to the internal storage and choose Settings → About phone → (tap the OS card) → three dots → Choose update package. This keeps your data, but only works for a China phone on an older version. For a clean install or a region change, flash the Fastboot ROM with Mi Flash (unlocked bootloader required). Step-by-step instructions are on the Redmi Note 17 5G firmware page.
Other Redmi Note 17 5G China Versions
- Older: OS3.0.305.0.WPUCNXM (Jul 14, 2026)
- All Redmi Note 17 5G firmware for every region
Build data: official Xiaomi servers. Firmware list tracked by XiaomiFirmwareUpdater.