Updates
[Update: T-Mobile] Samsung Galaxy S21 gets September 2021 security update

Update 1: T-Mobile started releasing another September 2021 security update to the Galaxy S21 series smartphone users in the US. (Source) It brings system security improvements as well as optimizations to the entire software system to the smartphones.
It looks like Samsung has concluded the One UI 3.1.1 features rollout for the eligible flagship devices such as Galaxy S21 and Galaxy Note 20, as they are now receiving a new firmware update, which brings improvements to the system security by installing the latest Android and One UI patches released in September 2021.
According to the news, Samsung has begun expanding its September 2021 security patch to the Galaxy S21, Galaxy S21 Plus, Galaxy S21 Ultra, Galaxy Note 20, and Galaxy Note 20 Ultra smartphone users in different regions.
If we specifically talk about the Galaxy S21 series, these devices receiving the new security update in European countries such as Germany. On the other hand, the Galaxy Note 20 series is getting the same treatment in Brazil.
Firmware version:
- Galaxy S21 – G991BXXS3AUHD
- Galaxy S21 Plus – G996BXXS3AUHD
- Galaxy S21 Ultra – G998BXXS3AUHD
- Galaxy Note 20 – N981BXXS3DUH5
- Galaxy Note 20 Ultra – N986BXXS3DUH5
It’s worth mentioning that Samsung has not yet released the September 2021 security update bulletin that brings details about the CVEs and SVEs that will be fixed after installing on the Galaxy S21 and Note 20 series. However, the company is expected to publish it in the coming days.
How to check for updates manually
- Open device Settings
- Scroll down and tap on Software updates
- Hit the Download and install button.
Updates
Verizon Samsung Galaxy Z Fold 2 grabbing May 2023 security update

Verizon is rolling out a new update with May 2023 security patch for Samsung Galaxy Z Fold 2 5G smartphone users in the US. The latest software is currently only available for locked Galaxy Z Fold 2 models and unlocked variants will soon receive it.
May 2023 security update for Samsung Galaxy Z Fold 2 5G smartphone comes with One UI build version F916USQS2JWE3 on the Verizon network. If you have received the update then install it now to make your smartphone more secure.
From Verizon, the Galaxy Z Fold 2 5G has already received 33 software updates, with the latest patch being the 34 addition. Throughout the period, the carrier delivered major OS and One UI iterations along with dozens of security patches.
Samsung’s latest security patch brings fixes for over 70 vulnerabilities and exposures that were harming user privacy and security. In addition, the new firmware improves the system security and stability of the devices as well as enhances performance to deliver a better Galaxy experience.
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To install the latest update, open your device Settings, press on the Software Update option, and then click on the Download and install option. Follow the on-screen instructions to install the latest update.
Updates
Samsung Galaxy Z Fold bags May 2023 security update

Samsung Galaxy Z Fold smartphones are getting a new update with May 2023 security patch. Users of this device can identify the latest update through One UI build version F900FXXU6HWE2.
May 2023 security update is currently rolling out in France and the company could expand this update to Samsung Galaxy Z Fold smartphone in more markets. It is worth mentioning that the update is based on Android 12.
The latest software update for your Galaxy Z Fold brings improvements to the stability of your device’s system so that you can have a seamless and uninterrupted user experience without any lagging or freezing errors.
Furthermore, the company also mentions fixes for over 70 vulnerabilities in order to optimize the security of your phone in the patch details. Aside from these minor improvements, the latest software update does not install any notable changes to your Galaxy Z Fold.
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In case you haven’t received any update notification, you can go to the Software update section through your phone’s Settings. Now when you tap on the Download and install option, you will see the latest update available for your phone. You just need to follow the on-screen instructions to install the update.
Updates
Samsung Galaxy A70s gets fresh update in June 2023

Samsung is rolling out a new update in June 2023 for the four-year-old Galaxy A series smartphone named the Galaxy A70s. The update is currently rolling out in India and the company will make it available soon for all Galaxy A70s models.
June 2023 update for Samsung Galaxy A70s smartphone installs March 2023 security patch. This patch improves system security and stability by getting the latest Android security maintenance.
Identified via One UI firmware version A707FDDS3CWE2, the new update of Samsung Galaxy A70s comes with an installation package size of 221.60 MB. As it is an initial release, the company will expand its availability to more countries in the coming days.
Samsung’s March 2023 security patch fixes a bunch of vulnerabilities in Android and Samsung. There are several common vulnerability exposures listed in the document that falls into different ranges including 5 Critical levels and 35 High-Level CVEs. It also includes 23 One UI patches which Samsung calls SVE (Samsung Vulnerabilities and Exposures).
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Firstly, visit your Galaxy device’s System Settings, once done, scroll down and tap the Software update tab, followed by the Download and install button. If you have received the update on your device then install it now to get error free experience.