POCO X5 5G Russia OS1.0.21.0.UMPRUXM Update

OS1.0.21.0.UMPRUXM is a stable HyperOS 1 update for the POCO X5 5G (Russia, codename moonstone), based on Android 14 and released on Dec 4, 2025.

• Device POCO X5 5G (moonstone_ru_global)
• Region Russia
• OS HyperOS 1, Android 14
• Branch Stable

Is this the right ROM for your phone? Paste the version from Settings → About phone to see its region, Android version and whether a newer build exists.

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Download OS1.0.21.0.UMPRUXM

What’s New in OS1.0.21.0.UMPRUXM

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 → tap the HyperOS logo 7–10 times → three dots → Choose update package. This keeps your data, but only works for a Russia 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 POCO X5 5G firmware page. Installing an older version? Read how to check anti-rollback first; switching region? See ROM region codes.

Other POCO X5 5G Russia Versions

• Older: V14.0.3.0.TMPRUXM (Jun 5, 2023)
• All POCO X5 5G firmware for every region

Build data: official Xiaomi servers. Firmware list tracked by XiaomiFirmwareUpdater.