How do I install OS1.0.21.0.UMPTWXM on Redmi 13 / POCO M6?

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.UMPTWXM 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.UMPTWXM is the version shown. Check FirmwareMirror regularly for newer versions of Redmi 13 / POCO M6 firmware.

Redmi 13 / POCO M6

Name: OS1.0.21.0.UMPTWXM for Redmi 13 / POCO M6
Availability: InStock
Author: Xiaomi

Brand Xiaomi

Codename moon

Version OS1.0.21.0.UMPTWXM

Region Global

Branch Stable

What's New

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

Android Version

12.0

File Size

3.8 GB

Release Date

Dec 04, 2025

Flash Method

Recovery

Download ROM

Available

Download Now

File Size: 3.8 GB

Verification & Details

MD5 Checksum:

39a6df5be5543c178401716656b8bd32

Package Name:

miui_MOONSTONETWGlobal_OS1.0.21.0.UMPTWXM_39a6df5be5_14.0.zip

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