How do I install 21.4.15 on Mi 11 Pro / Ultra 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 21.4.15 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, 21.4.15 is the version shown. Check FirmwareMirror regularly for newer versions of Mi 11 Pro / Ultra China firmware.

Mi 11 Pro / Ultra China

Name: 21.4.15 for Mi 11 Pro / Ultra China
Availability: InStock
Author: Xiaomi

Brand Xiaomi

Codename star

Version 21.4.15

Region Global

Branch Stable

Android Version

11.0

File Size

4.13 GB

Release Date

Apr 17, 2021

Flash Method

Fastboot

Download ROM

Available

Download Now

File Size: 4.13 GB

Verification & Details

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