[04/MAR/21] AUBB update for Global S21 series, March security patch

This latest update is the 7th for the Global, Exynos, S21 series and is currently being rolled out by Samsung.

It would appear that this is a bugfix and March security patch.

Initially, as always, this is rolling 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 G99*BXXU1AUB8/9 February builds.

It is a FOTA, (Firmware Over The Air), update and you can check… Settings > Software update… to see if it is available for you.

The update = G99*BXXS2AUBB

Download = 238.95 MB

Build date = 24 February 2021

Release date = 04 March 2021

Camera version =

One UI version = 3.1

Android Security patch = March 2021

This is the 7th stable update in 36 days

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