Is V12.5.4.0.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.

Is this firmware the latest version?

Yes, V12.5.4.0.RJECNXM is the version shown. Check FirmwareMirror regularly for newer versions of Redmi Note 9 5G China firmware.

Download Redmi Note 9 5G China ROM - V12.5.4.0.RJECNXM (Global)

What's New

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

Android Version

11.0

File Size

2.82 GB

Release Date

Jul 08, 2021

Flash Method

Fastboot

Download ROM

Available

Download Now

File Size: 2.82 GB

Mirror Downloads (3)

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

Verification & Details

MD5 Checksum:

f248e88994b12896c7cf20d859d10f49

Package Name:

miui_CANNON_V12.5.4.0.RJECNXM_f248e88994_11.0.zip

How to Flash Fastboot on Redmi Note 9 5G China

Please follow these steps carefully to install the V12.5.4.0.RJECNXM update safely. Ensure your device has at least 60% battery.

Ensure the bootloader of your Redmi Note 9 5G China is unlocked.
Download the official Mi Flash Tool and extract it on your PC.
Boot your device into Fastboot mode by holding the Volume Down + Power buttons simultaneously.
Connect the smartphone to your PC using a reliable USB cable.
Extract the downloaded V12.5.4.0.RJECNXM firmware archive (.tgz file).
Open Mi Flash Tool, select the extracted firmware folder, and click 'Flash'.

Back to Redmi Note 9 5G China

Download Redmi Note 9 5G China Firmware (V12.5.4.0.RJECNXM)