Samsung is expanding, rolling out the Android 16-based One UI 8 update for the Galaxy S21 FE smartphone. The update is currently live for users in  Europe and India and will soon expand to more countries.

The new major software update brings many exciting features and improvements to make your phone better and easier to use. It also includes the September 2025 security patch to improve system security and stability.

One UI 8 update for the Samsung Galaxy S21 FE comes with the build version G990B2XXUFIYJ1 in  Europe and India. Users will have to download around 2.3GB package to install the update.

With One UI 7, the Galaxy S21 FE gets a fresh and modern UI. A key feature of this update is the Now bar, which provides quick access to essential tools and apps. Galaxy users will also enjoy redesigned icons, a vertical app drawer, larger home screen folders, and improved widget customization.

To check for the update, users can go to Settings >> Software Update >> Download and install on their device. Once downloaded, tapping “Install Now” will begin the installation and restart the Galaxy phone upon completion. Now, users can enjoy several new features.

Samsung has released a new software update for the Galaxy Z Fold 6, Galaxy Z Flip 6, Galaxy Z Fold SE, Galaxy Z Fold 4, and Galaxy  Z Flip 4 foldable devices, bringing the October 2025 security patch. As for this new release, the October 2025 security update has currently released for users in Korea, and it will soon expand to global users.

These foldables are currently running on the One UI 8 (Android 16), bringing new customizations and AI enhancements. As always, this update helps improve the security and performance of your phone.

Users of the Samsung Galaxy Z Fold 6, Galaxy Z Flip 6, Galaxy Z Fold SE, Galaxy Z Fold 4, and Galaxy Z Flip 4 foldable devices can identify the latest update by the following firmware version: Although this firmware doesn’t bring visible changes, it is important for maintaining the phone’s security and long-term performance.

• Galaxy Z Fold 4: F936NKSU6IYJ1
• Galaxy Z Flip 4: F721NKSU6IYJ1 
• Galaxy Z Flip 6: F741NKSS2CYJ3
• Galaxy Z Fold SE: F958NKSS2CYJ3

The October 2025 security patch addresses over 30 known security issues. This update helps protect your phone from harmful software, bugs, and other threats. Samsung is working to make this update available to more Galaxy devices.

To download the update, go to your Galaxy phone’s Settings and then tap “Software Update” >> “Download and Install.” Once the update is downloaded, tap “Install Now.” Your phone will restart, and the latest security patch will be installed.

Samsung has rolled out a new update for its popular customization tool, Good Lock and Home Up app, bringing the app to version v3.0.14.2 and v17.0.00.48, respectively. This latest update improves the overall user experience with several improvements that boost stability.

The new update primarily focuses on stability to make the app more reliable for users. Samsung has also fixed an issue with the Good Lock app where the app installation appeared to be in progress even after it was complete.

Home Up is one of Samsung’s Good Lock suite, with the new update, fixing a bug that caused widget content to appear larger when using DIY Home. The Korean tech giant has also addressed various bugs and glitches reported by users in previous versions to ensure a smoother and more reliable performance.

Further, this update also includes improved app stability to reduce crashes and enhance overall responsiveness. While there aren’t any major new features in this update, these small changes help improve the overall experience for users who like to customize their phones.

To install the latest version of  Good Lock and Home Up apps, users can head to the Galaxy Store, tap on the Menu button, and select Updates. Furthermore, the update is available directly through the Good Lock app. Install the update now to enjoy enhanced features.