How do I install V8.1.2.0.LAJCNDI on MI 4S 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 V8.1.2.0.LAJCNDI 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, V8.1.2.0.LAJCNDI is the version shown. Check FirmwareMirror regularly for newer versions of MI 4S China firmware.

Download V8.1.2.0.LAJCNDI for MI 4S China

What's New

[Other]Optimized system performanceImproved system security and stability

Android Version

12.0

File Size

1 GB

Release Date

Nov 09, 2016

Flash Method

Recovery

Download ROM

Available

Download Now

File Size: 1 GB

Mirror Downloads (5)

Mirror 1 Mirror 2 Mirror 3 Mirror 4 Mirror 5

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

Verification & Details

MD5 Checksum:

b0163e2304191ea1cddad0bb8be52a36

Package Name:

miui_MI4s_V8.1.2.0.LAJCNDI_b0163e2304_5.1.zip

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