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Galaxy S24 models receiving November 2025 update in more countries
Samsung Galaxy S24, Galaxy S24 Plus, and Galaxy S24 Ultra smartphones have already received the November 2025 security update in Korea. Now, the company is expanding the latest Android security patch to more countries, including Europe and the US.
As always, the latest update fixes several issues and improves system security and stability for a better Galaxy experience. It also improves device performance by enhancing certain functions.
As spotted by Tarun Vats, the November patch can be identified via PDA build version ending with CYK2.
While it doesn’t include any new features or changes, it does install the latest Android security patch to make your device more secure. It’s worth noting that the November 2025 security patch fixes several issues, including 45 improvements from Google, Samsung, and Samsung Semiconductor in Europe, while for carrier-locked versions in the US, it package has just 34 specific fixes.
Samsung will soon roll out this update to additional countries. Users are advised to install the update immediately to take advantage of the improved security measures. Those who haven’t received the update notification can check and install it manually.
To install the update, unlock your smartphone’s Settings, select ‘Software Update,’ and then select ‘Download and Install.’ Following these steps will ensure your Galaxy smartphone is up-to-date with the latest security protections.
Samsung is rolling out the One UI 8.5 Beta 3 update for the Samsung Galaxy S25 series. This latest update is available in Germany, India, South Korea, the UK, and the US, and will be released in more countries soon. The update includes several important fixes and improvements to enhance the overall user experience, as well as carries the January 2026 security patch along with battery life improvements and some additional fixes.
One UI 8.5 Beta 3 can be identified via the PDA build version ending with ZZA3. It’s hitting the Galaxy S25, S25+, and S25 Ultra in Beta markets.
Last month, Samsung launched the One UI Beta Program for Galaxy S25, S25+, and S25 Ultra devices in four countries. At the same time, the company released the first Beta software. Two weeks ago, Samsung distributed the second Beta update, which expanded to India and Poland for key fixes and new features.
As Samsung gears up to start the official rollout, the Galaxy S25 series has received a new Beta software. The One UI 8.5 Beta 3 for the Galaxy S25 series brings fixes for clock display error on the lock screen and issues related to favorites in the phone app.
Users reported that the Now Briefing does not display after the Beta, which has been resolved. Plus, it improved the screen lagging issue when using Live Effect in the gallery.
In addition, the beta release also includes improvements to battery life. The issue of excessive power consumption when certain apps are running has now been fixed. For Galaxy S25 users waiting for the stable version, Beta 3 will feel like a significant upgrade.
If you’re on the One UI 8.5 Beta 2 build, you should have already received the third Beta. Update your Samsung Galaxy S25 phone’s software by navigating to Settings, followed by Software update, and Download and install.
The Samsung Galaxy S25, Galaxy S25 Plus, and Galaxy S25 Ultra are receiving the One UI 8.5 Beta 2 update in Korea. This update brings important fixes for camera functionality. The Galaxy S25 lineup received this update about half a month after the One UI 8.5 beta program officially began on December 8th.
One UI 8.5 Beta 2 update for the Samsung Galaxy S25 series in Korea can be identified via the build version ending with ZYLH. Users will have to download around a 1.1GB package to install the update.
Android 16-based One UI 8.5 Beta 2 brings multiple fixes to the Galaxy S25 series. The update also has the December 2025 security patch, making the device run the latest patch. As always, the software is currently available in South Korea, with expansion to three more countries expected soon.
Here’s the full changelog for the update:
- Improved the issue of quick panel settings initializing intermittently when booting.
- Improved errors such as quick panel menu screen icon spacing and location.
- Improved the issue of photos organized into gallery group folders being moved to the first album page.
- Improved the stuttering issue when pressing the “More View” menu during a call.
- Improved the intermittent rebooting issue.
- Improved the issue where the volume up button does not work under certain conditions.
- Improved the issue of sound generation in the device when making a call with a Bluetooth car kit connection under certain conditions.
- Improved issues where multiple third-party apps are forcibly terminated while in use.
- Stabilized software through multiple app updates, such as the camera.
Galaxy S25 users can sign up for the beta program with the Beta 2 release. This can be done through the Samsung Members app and by filling out the enrollment form. Users who are already on Beta 1 can update their software to switch to the second beta by opening Settings >> Software Update >> Download and install.
Samsung has begun rolling out the December 2025 security update for the Galaxy S23, Galaxy S23 Plus, and Galaxy S23 Ultra. Right now, the update is available for users in Korea, and it will soon be available in other countries as well.
Users of the Galaxy S23 series can verify the December 2025 security update via One UI build versions:
- Galaxy S23 – S911NKSS6EYL1
- Galaxy S23 Plus – S916NKSS6EYL1
- Galaxy S23 Ultra – S918NKSS6EYL1
The December 2025 security patch brings important security improvements to your device. A total of 68 security vulnerabilities discovered by Samsung and Google have been addressed. These improvements help protect your phone from potential threats and enhance your privacy.
Along with security improvements, this update also includes minor performance and stability enhancements. This will make your phone run more smoothly and reliably. The update is approximately 421 MB in size, so it’s recommended to download it over Wi-Fi to avoid excessive mobile data charges.
To download the December 2025 security update on your Galaxy S23 series device, go to your phone’s Settings >> tap on Software update >> select Download and install. Once the download is complete, tap Install now, and your phone will restart with the latest update.
This December 2025 security patch is based on Android 16 and One UI 8, but Samsung is also preparing the One UI 8.5 update, which will bring even more features to the Galaxy S23 series in the future. Stay tuned.
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