How do I install OS3.0.304.0.WNJCNXM on Xiaomi Civi 4 Pro 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 OS3.0.304.0.WNJCNXM 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, OS3.0.304.0.WNJCNXM is the version shown. Check FirmwareMirror regularly for newer versions of Xiaomi Civi 4 Pro China firmware.

Download OS3.0.304.0.WNJCNXM for Xiaomi Civi 4 Pro China

Name: OS3.0.304.0.WNJCNXM for Xiaomi Civi 4 Pro China
Availability: InStock
Author: Xiaomi

What's New

[Comprehensive system app optimization]Xiaomi HyperIsland:New: Support for Xiaomi HyperIsland in File Manager, showing real time progress for online filesNew: Support for Xiaomi HyperIsland with transit and key cards, including swiping from the Lock screen Xiaomi Hyper XiaoAi:New: Support for continuous conversations with Xiaomi Hyper XiaoAi while holding the Power button Camera:Optimization: Added a preset management page and support for bulk import/export of preset parameters for Pro mode R...

Android Version

12.0

File Size

7.3 GB

Release Date

Apr 22, 2026

Flash Method

Recovery

Download ROM

Available

Download Now

File Size: 7.3 GB

Mirror Downloads (11)

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

Verification & Details

MD5 Checksum:

17f7563110ae4a52fe4b2ae2138fbc4d

Package Name:

chenfeng-ota_full-OS3.0.304.0.WNJCNXM-user-16.0-17f7563110.zip

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