How do I install V12.0.2.0.QJCMIXM on Redmi 9 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 V12.0.2.0.QJCMIXM 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, V12.0.2.0.QJCMIXM is the version shown. Check FirmwareMirror regularly for newer versions of Redmi 9 China firmware.

Download V12.0.2.0.QJCMIXM for Redmi 9 China

What's New

[Other]Optimized system performanceImproved system security and stability

Android Version

12.0

File Size

2 GB

Release Date

Dec 23, 2020

Flash Method

Recovery

Download ROM

Available

Download Now

File Size: 2 GB

Mirror Downloads (11)

Mirror 1 Mirror 2 Mirror 3 Mirror 4 Mirror 5 Mirror 6 Mirror 7 Mirror 8 Mirror 9 Mirror 10 Mirror 11

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

Verification & Details

MD5 Checksum:

1e6c7b7a3861c3bfb19ef53dce90b631

Package Name:

miui_LANCELOTGlobal_V12.0.2.0.QJCMIXM_1e6c7b7a38_10.0.zip

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