Xiaomi Mi Mix 3 5G Firmware Flash File (Stock ROM)

Download & Install Xiaomi Mi Mix 3 5G Firmware update V10.3.18.0.PEMCNXM. If You own Xiaomi MI Mix 3 5G Smartphone then You can update it to latest OS using the Below Instructions.

The Xiaomi MI Mix 3 5G Run on android 9.0 & it is Powered by a QCOM SD 855 Processor. itis a dual SIM (GSM and GSM) Smartphone Support Nano-SIM cards. Connectivity options include Wi-Fi, GPS, Bluetooth, USB OTG, FM, 3G & 4G.

The Device Come with 6GB of RAM and 64/128GB of Storage can be expandable via SD card. In Camera Department it Come With 13+12MP Rear Camera With 25+2MP Front Shooter.

Xiaomi Mi Mix 3 5G Firmware update V10.3.18.0.PEMCNXM

Readme: Realme X2 October 2019 Security patch update: RMX1901_11.A.19


  • Flashing the ROM Will Erase all Your Personal Data including Storage. So we advice You to First take a Complete backup of your Phone.
  • Please Do carefully, We are Not Responsible for any Damage to Your Device.
  • Must backup NVRAM using this Guide before Doing anything.
  • Ensure that Your Device at-least 50% Charge During Flashing Process to Prevent accidental Shut Down.

Xiaomi Mi Mix 3 5G Firmware

Mi Flash Tool
Qualcomm USB Driver

How to Install V10.3.18.0.PEMCNXM update on Xiaomi MI Mix 3 5G:

  • Download Firmware update Package
  • Go to about Phone/update and Click top 3dot.
  • Select update Package, Navigate Downloaded File
  • Wait until Install Complete, Your phone automatically Reboot Done.


I'm Golu Sharma, and I've been around for 25 years. I was born and raised in Haldwani, Uttarakhand, India, and I now work as a web developer, designer, digital marketer, and tech lover. As a computer science major, I like sharing my knowledge by writing guides, patches, and reviews covering anything from OS customizations to third-party programmes and software.

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