Samsung has released a new update this week with improvements to the Samsung Galaxy S21 series. This update only improves the security of the Galaxy S21: this update includes a security update for Google for January 2022 and bug fixes and improvements in each update, no new features expected. The Galaxy S21 has already received a major update to Android 12 with One UI 4.0 and many new features. It is recommended to back up the data before the data is protected during the update. The update for the Samsung Galaxy S21 series with the build number G991BXXU4BULF, G996BXXU4BULF and G998BXXU4BULF was released on January 6, 2022, and can now be downloaded and installed using the ⚙ Menu → software download and update → software download and installation update function. More information on this update can be found below or from Samsung.
Samsung Galaxy S21 Series Update for January 2022 -> Description
The update contains the following build number and can now be downloaded and installed using the update function via ⚙ Menu → Settings → Software Update → Download and Install.
- Device: Galaxy S21 5G (SM-G991B) – Construction Number: G991BXXU4BULF
- Device: Galaxy S21 + 5G (SM-G996B) – Build Number: G996BXXU4BULF
- Device: Galaxy S21 Ultra 5G (SM-G998B) – Built Number: G998BXXU4BULF
- Release Date: 2022-01-06 – Security Link Status: 2022-01-01
New Features and Improvements for Samsung Galaxy S21 Series:
- The security of your device has been improved.
Software updates for Samsung Galaxy
If you get a new smartphone or tablet, you will receive software updates from Samsung even after you purchase it. These may be new functions, but also security updates available through download. We recommend installing these updates as soon as they are released. It’s very easy to be notified about the availability of new updates for your smartphone or tablet: If an automatic update is enabled, you will automatically receive a notification on your mobile device when an update is available for download and installation.
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