How do I install OS3.0.303.0.WMACNXM on Xiaomi 13 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 OS3.0.303.0.WMACNXM 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, OS3.0.303.0.WMACNXM is the version shown. Check FirmwareMirror regularly for newer versions of Xiaomi 13 Ultra China firmware.

Download OS3.0.303.0.WMACNXM for Xiaomi 13 Ultra China

Name: OS3.0.303.0.WMACNXM for Xiaomi 13 Ultra 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:New: A one-tap download for the "Mi-LOG to Rec.709" color conversion LUT file from the Pro video intro page in Camera...

Android Version

12.0

File Size

7.6 GB

Release Date

Apr 16, 2026

Flash Method

Recovery

Download ROM

Available

Download Now

File Size: 7.6 GB

Mirror Downloads (11)

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

Verification & Details

MD5 Checksum:

0d3948d73877246292a16c66449b2986

Package Name:

ishtar-ota_full-OS3.0.303.0.WMACNXM-user-16.0-0d3948d738.zip

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