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AUJ7 Global, Android 11 NOVEMBER Security update


Extreme Android User
Aug 17, 2010
Cotswolds, England
[UPDATE Thursday, 28th October]
This latest release is the 19th stock Android 11 update for the Global, Exynos, S21 series and is currently being rolled out by Samsung for stock, unbranded, U.K. devices on CSC code = BTU and carrier branded phones on EE on CSC code EVR.

This update is for device security.

Initially, as always, this is a staged roll out to the non-carrier branded, stock Samsung CSC codes first.

The Galaxy S21 Global, Exynos, devices that will receive this update are...
  • S21 5G model SM-G991B
  • S21+ 5G model SM-G996B
  • S21 Ultra 5G model SM-G998B
This latest release replaces the previous G99*BXXU3AUIE build.

It is a FOTA, (Firmware Over The Air), update and you can check... Settings > Software update... to see if it is available for you. Alternatively, you can connect to the Samsung PC suite, Smart Switch and check via that.


  • Device security improved

The update = G99*BXXS3AUJ7

Download = 222MB

Build date = 18 October 2021

Release date = 25 October 2021

Camera version = (TBC)

One UI version = 3.1

Android Security patch = 01 November 2021

This is the 19th stable update in 273 days. Average = 1 update every 14 days.

(N.B. This post will be updated as more information becomes available)

AUJ7 update

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