Is V9.1.2.0.NAMCNEI 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, V9.1.2.0.NAMCNEI is the version shown. Check FirmwareMirror regularly for newer versions of Redmi 4X China firmware.

Download Redmi 4X China ROM - V9.1.2.0.NAMCNEI (Global)

What's New

[MIUI9 Lightning fast]New iconsDeep-level system optimizationsSmart app launcherHome screen assistantAdded improved image searchIntroducing Split screenSimpler Home screen editingSmart notifications filterShortcuts for frequently used features on the left side of the Lock screenImproved readability for the start page of MessagingRevamped and simplified 50+ featuresIntroducing MIUI LabsImage search and Smart app launcher are turned on in MIUI Labs(Turn the filter for notifications on and off in t...

Android Version

12.0

File Size

2.2 GB

Release Date

Dec 09, 2017

Flash Method

Fastboot

Download ROM

Available

Download Now

File Size: 2.2 GB

Mirror Downloads (10)

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

Verification & Details

MD5 Checksum:

023eafe0d2e97f9c457a923b1eaef0ea

Package Name:

santoni_images_V9.1.2.0.NAMCNEI_20171209.0000.00_7.1_cn_023eafe0d2.tgz

How to Flash Fastboot on Redmi 4X China

Please follow these steps carefully to install the V9.1.2.0.NAMCNEI update safely. Ensure your device has at least 60% battery.

Ensure the bootloader of your Redmi 4X 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 V9.1.2.0.NAMCNEI firmware archive (.tgz file).
Open Mi Flash Tool, select the extracted firmware folder, and click 'Flash'.

Back to Redmi 4X China

Download Redmi 4X China Firmware (V9.1.2.0.NAMCNEI)