Is V12.0.3.0.QJGMIXM 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, V12.0.3.0.QJGMIXM is the version shown. Check FirmwareMirror regularly for newer versions of POCO X3 firmware.

Download POCO X3 ROM - V12.0.3.0.QJGMIXM (Global)

What's New

[Other]Optimized system performanceImproved system security and stability

Android Version

12.0

File Size

205.42 MB

Release Date

Oct 09, 2020

Flash Method

Recovery

Download ROM

Available

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File Size: 0.2 GB

Mirror Downloads (11)

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

Verification & Details

MD5 Checksum:

e2c7ace186e886ba21faf9f2fb574949

Package Name:

miui_SURYAGlobal_V12.0.3.0.QJGMIXM_e2c7ace186_10.0.zip

How to Flash Recovery on POCO X3

Please follow these steps carefully to install the V12.0.3.0.QJGMIXM update safely. Ensure your device has at least 60% battery.

Download the V12.0.3.0.QJGMIXM Recovery ROM (.zip file).
Transfer the file to the internal storage root directory of your POCO X3.
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 POCO X3

Download POCO X3 Firmware (V12.0.3.0.QJGMIXM)