How do I install OS1.0.9.0.ULMMIXM on POCO F4?

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 OS1.0.9.0.ULMMIXM 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, OS1.0.9.0.ULMMIXM is the version shown. Check FirmwareMirror regularly for newer versions of POCO F4 firmware.

Download OS1.0.9.0.ULMMIXM for POCO F4

What's New

[System]Optimization: System stabilityFix: Errors occurred in some cases

Android Version

12.0

File Size

625.43 MB

Release Date

Apr 12, 2025

Flash Method

Recovery

Download ROM

Available

Download Now

File Size: 0.61 GB

Mirror Downloads (11)

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

Verification & Details

MD5 Checksum:

7b798621ce6a111c53f4253200b781ab

Package Name:

miui_MUNCHGlobal_OS1.0.9.0.ULMMIXM_7b798621ce_14.0.zip

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