V14.0.23.9.18.DEV is a public beta MIUI 14 update for the Mi 11 Ultra (China, codename star), based on Android 13 and released on Sep 22, 2023. It brings the September 2023 Android security patch.
- Device Mi 11 Ultra (
star) - Region China
- OS MIUI 14, Android 13
- Branch Public beta
- Security patch 2023-09-01
- Build date Sep 19, 2023
- Fingerprint
Xiaomi/star/star:13/RKQ1.211001.001/V14.0.23.9.18.DEV:user/release-keys
Download V14.0.23.9.18.DEV
| Type | Size | MD5 | |
|---|---|---|---|
| Recovery ROM (.zip, built-in updater) | 5.6 GB | — | Download |
What’s New in V14.0.23.9.18.DEV
Xiaomi hasn’t published release notes for this build. Updates like this usually contain bug fixes, stability improvements and, if listed above, a new security patch.
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 Mi 11 Ultra firmware page.
Other Mi 11 Ultra China Versions
- Newer: OS2.0.1.0.UKACNXM (Mar 25, 2025)
- Older: V14.0.22.12.5.DEV (Dec 5, 2022)
- All Mi 11 Ultra firmware for every region
Build data: official Xiaomi servers. Firmware list tracked by XiaomiFirmwareUpdater.