The latest security patch update comes with build number V12.0.5.0.QFJMIXM for the Xiaomi MI 9T global variant. The update comes over-the-air (OTA) on your phone via the updater. To check it manually, head to Settings -> About phone -> System update. We have also added a download link for the update ROM, which you will find at the bottom of this article. Device Name: 

Xiaomi Mi 9T (Global)

Update Version: 

MIUI V12.0.5.0.QFJMIXM

Update Size:

381MB

Changelog: [System]

Updated Android Security Patch to October 2020. Increased system security.

[Control Center] 

Optimization: Control center layout in landscape mode October 2020 security patch  V12 0 5 0 QFJMIXM  for Xiaomi Mi 9T - 52