Best deal for your brand new Galaxy Z Flip5, Z Fold5, Tab S9 or Watch6. Other amazing offers at Samsung!

SamMobile has affiliate and sponsored partnerships. If you buy something through one of these links, we may earn a commission.

May 2023 security update has arrived for Galaxy S21 series

Firmware
By 

Last updated: May 11th, 2023 at 12:52 UTC+02:00

The Galaxy S23 series was among the first to get the May 2023 security update. The update was also released to the Galaxy S22 series a few days later. And it took a few days more, but the new update is now available to the Galaxy S21 series.

The latest software update for the Galaxy S21, Galaxy S21+, and Galaxy S21 Ultra comes with firmware version G99xBXXU7EWE1. It is rolling out in some European countries, including Bulgaria, Hungary, and Switzerland. More countries worldwide could get the update within the next few days. The May 2023 security patch included in the new software fixes over 70 security flaws found in Galaxy smartphones and tablets. It doesn't bring any new notable features to the Galaxy S21 series.

Galaxy S21 May 2023 security update: How to install?

If you have a Galaxy S21 series smartphone and if you live in any of the countries mentioned above, you can now install the new update by heading over to Settings » Software update and tapping Download and install. You can also flash the firmware manually after downloading the appropriate firmware file from our firmware database.

Samsung launched the Galaxy S21 series in early 2021 with Android 11 onboard. The company released the Android 12 update later that year. Late last year, the Galaxy S21 series received the Android 13 update. Later this year, Samsung will release the Android 14 update to the Galaxy S21, Galaxy S21+, and Galaxy S21 Ultra.

FirmwarePhone Galaxy S21Galaxy S21 PlusGalaxy S21 UltraMay 2023 Security Patch

You might also like

[List] All the Galaxy devices getting One UI 6 (Android 14) beta

[List] All the Galaxy devices getting One UI 6 (Android 14) beta

In a few months, Samsung will be releasing the Android 14 and One UI 6.0 update worldwide for a number of eligible Galaxy smartphones and tablets. But like it has done for previous big Android and One UI updates, Samsung is going to allow customers in some markets to beta test Android 14 and One […]

  • By Abhijeet Mishra
  • 6 hours ago
Android 14 One UI 6.0 update tracker for Samsung Galaxy phones

Android 14 One UI 6.0 update tracker for Samsung Galaxy phones

Every year, Google releases a major Android OS upgrade. Samsung does the same and uses Google's new OS version as a platform for a fresh One UI update. And like clockwork, for the second half of 2023, we expect a handful of Galaxy phones to get Android 14 and One UI 6.0. If you want […]

  • By Mihai Matei
  • 1 week ago
Galaxy S21 finally gets ultrawide and zoom camera support in Snapchat

Galaxy S21 finally gets ultrawide and zoom camera support in Snapchat

During the launch of the Galaxy S22, Samsung revealed how it worked with social media platforms like Instagram and Snapchat to improve camera quality in those apps. Improved images and videos were enabled through native support for Night Mode and the ability to use telephoto and ultrawide cameras inside Snapchat. Those features were also announced […]

  • By Asif Iqbal Shaik
  • 4 weeks ago
Galaxy S21 users in the US can now install July 2023 security update

Galaxy S21 users in the US can now install July 2023 security update

Samsung released the July 2023 security update to several phones, including the Galaxy S21 series. However, the update was initially limited to Galaxy S21 units in European and Latin American countries. Now, the update has started rolling out to the Galaxy S21 lineup in the US, starting with the carrier-locked models. The latest software update […]

  • By Asif Iqbal Shaik
  • 1 month ago
Samsung Galaxy S21 series Android 14 One UI 6.0 update tracker (S21 FE included)

Samsung Galaxy S21 series Android 14 One UI 6.0 update tracker (S21 FE included)

The Galaxy S21 series is among the numerous Samsung smartphone lineups expected to receive the Android 14-based One UI 6.0 update. The Galaxy S21 trio of flagships hit the market in January 2021, and they're eligible for four major OS upgrades thanks to Samsung's updated firmware policy. When will the Galaxy S21 series receive One […]

  • By Mihai Matei
  • 1 month ago
Samsung is testing Galaxy S21’s Android 14 One UI 6.0 firmware

Samsung is testing Galaxy S21’s Android 14 One UI 6.0 firmware

Samsung has been testing Android 14 and One UI 6.0 for its devices for some time now and could launch the One UI 6.0 beta program as early as sometime this week. Public beta testing will start with the Galaxy S23 series, but similar to previous One UI betas, we expect this one to be […]

  • By Abhijeet Mishra
  • 1 month ago