Is OS1.0.3.0.UMXRUXM 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, OS1.0.3.0.UMXRUXM is the version shown. Check FirmwareMirror regularly for newer versions of Redmi 12 firmware.

Download Redmi 12 ROM - OS1.0.3.0.UMXRUXM (Global)

What's New

[System]Updated Android Security Patch to March 2024. Increased system security.

Android Version

12.0

File Size

307.95 MB

Release Date

Mar 26, 2024

Flash Method

Recovery

Download ROM

Available

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File Size: 0.3 GB

Mirror Downloads (11)

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

Verification & Details

MD5 Checksum:

ff349cd9f7689db1628f8038e55ab08d

Package Name:

miui_FIRERUGlobal_OS1.0.3.0.UMXRUXM_ff349cd9f7_14.0.zip

How to Flash Recovery on Redmi 12

Please follow these steps carefully to install the OS1.0.3.0.UMXRUXM update safely. Ensure your device has at least 60% battery.

Download the OS1.0.3.0.UMXRUXM Recovery ROM (.zip file).
Transfer the file to the internal storage root directory of your Redmi 12.
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 12

Download Redmi 12 Firmware (OS1.0.3.0.UMXRUXM)