How do I install V12.5.9.0.RJECNXM on Redmi Note 9 5G 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 V12.5.9.0.RJECNXM 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, V12.5.9.0.RJECNXM is the version shown. Check FirmwareMirror regularly for newer versions of Redmi Note 9 5G China firmware.

Download V12.5.9.0.RJECNXM for Redmi Note 9 5G China

What's New

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

Android Version

11.0

File Size

3.05 GB

Release Date

Jan 06, 2022

Flash Method

Fastboot

Download ROM

Available

Download Now

File Size: 3.05 GB

Mirror Downloads (3)

Mirror 1 Mirror 2 Mirror 3

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

Verification & Details

MD5 Checksum:

6c53fed2d8c383cabd904e9f2ea2dd8b

Package Name:

miui_CANNON_V12.5.9.0.RJECNXM_6c53fed2d8_11.0.zip

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