How do I install OS1.0.21.0.UMPINXM on POCO X5 5G?

Download the ROM file, verify the MD5 checksum, unlock your bootloader, and use Mi Unlock Tool or Fastboot to flash the firmware. Ensure your device is fully charged before proceeding.

Is OS1.0.21.0.UMPINXM stable for daily use?

This is an official firmware release. All official releases from FirmwareMirror are stable and tested. Always backup your data before flashing any firmware.

What should I do before flashing this firmware?

1. Backup all your data, 2. Charge your device to at least 80%, 3. Verify the MD5 checksum, 4. Download from FirmwareMirror, 5. Follow official flashing instructions carefully.

Is this firmware the latest version?

Yes, OS1.0.21.0.UMPINXM is the version shown. Check FirmwareMirror regularly for newer versions of POCO X5 5G firmware.

Download OS1.0.21.0.UMPINXM for POCO X5 5G

What's New

[System]Updated the security patch to November 2025. Increased system security.

Android Version

12.0

File Size

77.49 MB

Release Date

Nov 05, 2025

Flash Method

Recovery

Download ROM

Available

Download Now

File Size: 0.08 GB

Mirror Downloads (11)

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11 mirror(s) available • Click any button to download

Verification & Details

MD5 Checksum:

876fae1d86f042b34c4e68b007f8fc99

Package Name:

miui_MOONSTONEINGlobal_OS1.0.21.0.UMPINXM_876fae1d86_14.0.zip

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