How do I install V12.0.4.0.QFBMIXM on Mi 9 SE China?

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 V12.0.4.0.QFBMIXM 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, V12.0.4.0.QFBMIXM is the version shown. Check FirmwareMirror regularly for newer versions of Mi 9 SE China firmware.

Download V12.0.4.0.QFBMIXM for Mi 9 SE China

What's New

[System]Updated Android Security Patch to March 2021. Increased system security.

Android Version

12.0

File Size

2.5 GB

Release Date

Mar 19, 2021

Flash Method

Recovery

Download ROM

Available

Download Now

File Size: 2.5 GB

Mirror Downloads (11)

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

Verification & Details

MD5 Checksum:

429a2a78a5118673eb39f6d9a849deca

Package Name:

miui_GRUSGlobal_V12.0.4.0.QFBMIXM_429a2a78a5_10.0.zip

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