Update 1, November 26 (12:05 ET) ― First software update after One UI 4.0
OCTOBER 25, 2021:
Recently, Samsung has started to release the One UI 4 Beta 3 update for the Galaxy S21 series devices in several regions. This release came with the latest November 2021 security patch for the Beta participants.
However, the same patches releasing for the Galaxy S21 phones running Android 11 in Germany.
Check software versions below
Galaxy S21 – G991BXXS3AUJ7
Galaxy S21 Plus – G996BXXS3AUJ7
Galaxy S21 Ultra – G998BXXS3AUJ7
Back in January 2021, Samsung launched the Galaxy S21 flagship series, which introduces three variants including standard, Plus, and Ultra. Came pre-installed with Android 11-based One UI version 3.1, the Galaxy S21 lineup will get three major Android OS upgrades as well as four years of security patches.
If you want to check for the latest update manually, head to your device Settings tap on Software updates and finally hit the Download and install button.