South Korean electronics company Samsung last week released the first update for the Samsung Galaxy S21 series with various upgrades. With this update, Samsung has improved the performance of the camera and the fingerprint recognition. WiFi quality and stability and overall consistency of functions have also been improved. Last but not least, it includes a security update from Google for January 2021 and bug fixes and performance improvements for the Galaxy S21 5G, S21 + 5G and S21 Ultra 5G. It is recommended to back up the data before the update so that it is protected during the update. Update function menu bar with built-in number G991BXXU1AUA4, G996BXXU1AUA4 and G998BXXU1AUA4 for the Samsung Galaxy S21 series can be downloaded and installed using the update function by downloading ing Software Update. To download the latest security updates to your device, the device must have the latest available Android version installed. More information about this update can be found below or from Samsung.
January 2021 -> Samsung Galaxy S21 series update for specification
The update contains the following build number, which can now be downloaded and installed using the update function via ⚙ Menu Settings → Software Update → Download.
- Device: Galaxy S21 5G (SM-G991b) – Build Number: G991BXXU1AUA4
- Device: Galaxy S21 + 5G (SM-G996b) – Build Number: G996BXXU1AUA4
- Device: Galaxy S21 Ultra 5G (SM-G998B) – Build Number: G998BXXU1AUA4
- Release Date: 2021-01-15 – Security Link Status: 2021-01-01
New Features and Improvements for the Samsung Galaxy S21 Series:
- Camera performance has been improved.
- Improved the quality and stability of the WLAN.
- Improved fingerprint recognition performance.
- The overall consistency of operations was improved.
- The security of your device has been improved.
Software updates for Samsung Galaxy models
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 they are also security updates that are available for download. We recommend installing these updates as soon as they are released. It is very easy to be notified about the availability of new updates for your smartphone or tablet: Once the 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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Beatrice Ashford is a contributor at Nintendo-power.com, covering a wide range of topics including news, politics, business, technology, sport, entertainment, and lifestyle. She focuses on delivering clear, balanced reporting and useful information that helps readers stay informed about current events and emerging developments. Her work highlights stories that matter to everyday audiences, with an emphasis on accuracy, relevance, and accessible journalism that keeps readers connected to the issues shaping the world around them.