Mi MIX 3 5G receiving December 2020 security update globally [Download Link]

by Sheetal

Xiaomi has begun releasing a new software update for Mi MIX 3 5G that brings the security patch of December 2020 for system security improvements.

Read more: Redmi will soon announce its upcoming smartphone equipped with MediaTek Dimensity 1200 chip


This update improves the Control center layout in landscape mode. This update is rolling out for the Global variants.

The firmware version of this update is V12.0.3.0.PEMMIXM and users will have to install a 2.5GB software package to install the update. Below you can check the changelog and download link of this update.


Control center

  • Optimization: Control center layout in landscape mode


  • Optimization: Updated Android Security Patch to December 2020. Increased system security.

Users of Mi MIX 3 5G can manually download the update from the link mentioned below.

Mi MIX 3 (Global) – Download Link

Caution: We do not recommend flashing ROM if you have little to no experience in software development or flashing custom ROMs. Proceed at your own RISK!

Previously, this device received an October security update to improved the system security as well as optimized some functions.


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