Is OS2.0.225.0.WNNMIXM 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.

Is this firmware the latest version?

Yes, OS2.0.225.0.WNNMIXM is the version shown. Check FirmwareMirror regularly for newer versions of Redmi K70 Ultra China firmware.

Download Redmi K70 Ultra China ROM - OS2.0.225.0.WNNMIXM (Global)

What's New

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

Android Version

12.0

File Size

6.4 GB

Release Date

Nov 13, 2025

Flash Method

Recovery

Download ROM

Available

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File Size: 6.4 GB

Mirror Downloads (10)

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Verification & Details

MD5 Checksum:

a5ba71859dcbbd4e1b1330670df5364c

Package Name:

rothko_global-ota_full-OS2.0.225.0.WNNMIXM-user-16.0-a5ba71859d.zip

How to Flash Recovery on Redmi K70 Ultra China

Please follow these steps carefully to install the OS2.0.225.0.WNNMIXM update safely. Ensure your device has at least 60% battery.

Download the OS2.0.225.0.WNNMIXM Recovery ROM (.zip file).
Transfer the file to the internal storage root directory of your Redmi K70 Ultra China.
Navigate to Settings > About Phone > System Update.
Tap the OS logo 10 times to enable advanced features.
Tap the top-right menu icon and select 'Choose update package'.
Select the downloaded zip file and wait for the automated installation to complete.

Back to Redmi K70 Ultra China

Download Redmi K70 Ultra China Firmware (OS2.0.225.0.WNNMIXM)