Is V12.5.4.0.RFBCNXM 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.RFBCNXM is the version shown. Check FirmwareMirror regularly for newer versions of Mi 9 SE China firmware.

Download Mi 9 SE China ROM - V12.5.4.0.RFBCNXM (Global)

What's New

[Other]Optimized system performanceImproved system security and stability

Android Version

11.0

File Size

4 GB

Release Date

Nov 17, 2021

Flash Method

Fastboot

Download ROM

Available

Download Now

File Size: 4 GB

Mirror Downloads (11)

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

Verification & Details

MD5 Checksum:

adca3b2679528625ca9535825cebe4bd

Package Name:

miui_GRUS_V12.5.4.0.RFBCNXM_4c2e342d60_11.0.zip

How to Flash Fastboot on Mi 9 SE China

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

Ensure the bootloader of your Mi 9 SE 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.RFBCNXM firmware archive (.tgz file).
Open Mi Flash Tool, select the extracted firmware folder, and click 'Flash'.

Back to Mi 9 SE China

Download Mi 9 SE China Firmware (V12.5.4.0.RFBCNXM)