[Update: September 2021 Security Patch] Samsung Galaxy S21 series Update Tracker

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Samsung Galaxy S21 series is one of its elite lineup this year namely, Galaxy S21, Galaxy S21+, and Galaxy S21 Ultra. The 5G family powers Exynos 2100 chipset internationally and Snapdragon 888 5G in the USA and China. The trio fuels Android 11 based One UI 3.1 skin on top. So far, the company has sold over six lakh units of the premium grade handset lineup, which is the highest it has ever recorded since the Galaxy S8.

Galaxy S21 5G series

Must see: Download Galaxy S21 Wallpapers in High Quality

Note: We will keep this post updated with the latest information regarding the Galaxy S21 series.

Samsung Galaxy S21 Series Update Tracker

  • [September 11, 2021]: The international variants of Galaxy S21, Galaxy S21+, and Galaxy S21 Ultra in the USA are grabbing a new update. The builds bump the security version to September 2021 via the firmware version G99xU1UES4AUH9. Do not expect the package to bring any other changes besides increasing the system security.
  • [September 7, 2021]: The Galax S21 series is grabbing the September 2021 security patch in Europe. The update arrives on the version number G99xBXXS3AUHD and G99xU1UES4AUH9 for Galaxy S21, S21+, and S21 Ultra. Apart from upgrading the patch, the build does not add any other changes.
  • [August 11, 2021]: The unlocked versions of the Galaxy S21, Galaxy S21+, and the Galaxy S21 Ultra are receiving a new update. The August security patch is arriving via the firmware version G99XU1UEU4AUGE. A similar treatment is live for the smartphone units in Canada on the Rogers network as well. Do not expect anything else in the update apart from the improved privacy and security.
  • [July 31, 2021]: Samsung is releasing the August 2021 security patch for the Galaxy S21 series in China. The latest security maintenance arrives on the firmware version G99x0ZCU2AUGE for Galaxy S21, S21+, and S21 Ultra. The changelog does not mention any new additions. Also, Samsung is yet to detail its August security patch.
  • [May 27, 2021]: The Korean giant has already started rolling out the June 2021 Security Patch update for the Galaxy S21 5G smartphone users. According to the report by SamNext, the update is occurring on the build number G991NKSU3AUE8, and it weighs 416.71MB. At the moment, the update is taking place only in Korea and a few European countries. There’s nothing new available in the latest firmware apart from the few changes to the system. The updated screenshot is dropped below.
    Galaxy S21 5G June 2021 Update
  • [May 13, 2021]: The May 2021 security patch has made its way to India for the Galaxy S21 series. The new software carries the firmware version G99xBXXU3AUE1 that weighs around 200MB in size. This is just a minor bump in safety level as the changelog doesn’t mention any major changes. It improves the overall stability of functions by bringing the described fixes from Google and Samsung. Moreover, there’s a possibility that the new update also fixes the vulnerabilities found in Qualcomm’s 5G modems.
  • [April 27, 2021]: Some days are left to reach the month of May but Samsung is already prepared to release the new safety maintenance. The Galaxy S21 series is the first lineup to receive the May 2021 security patch. As of now, the level is live in Germany with the firmware version G991BXXU3AUDA for the Galaxy S21, G996BXXU3AUDA for the Galaxy S21+, and G998BXXU3AUDA for the Galaxy S21 Ultra. The new firmware improves the performance of the camera, enhances the Quick Share, and improves the file sharing between Galaxy devices Using Quick Share.
    Tap here to know more about this package.
  • [April 8, 2021]: Verizon‘s Galaxy S21 series is grabbing the April 2021 security patch. The latest update carries firmware versions G991USQU2AUC8, G996USQU2AUC8, and G998USQU2AUC8 for the Galaxy S21, S21+, and S21 Ultra, respectively. The bump drives some performance improvements but no major changes in favor of user experience. The changelog mentions usual bug fixes to enhance the smartphone’s stability. To know more about the firmware, Head here.
  • [March 30, 2021]: A day before, Samsung is crafting the April 2021 Android security patch for the Galaxy S21 family. The new firmware can be identified by build number G99xxXXU2AUC8. This update is pushed uniquely to expand the smartphone’s security level. This means that apart from the latest security patch, upgrades, enhancements, user-reported bug fixes, the update doesn’t load with any major changes or new features.
  • [February 26, 2021]: The Korean giant is rolling out the March 2021 security update for the newly launched Galaxy S21 family. The update weighs around 387 MB which brings the firmware version G9910ZHU1AUB7for Galaxy S21, G9960ZHU1AUB7for Galaxy S21+, and G9980ZHU1AUB7for Galaxy S21 Ultra. As of now, the new software is rolling out in Taiwan, other regions are expected to get a hit anytime soon. Click here for more details about the update.
  • [February 12, 2021]: The Galaxy S21 series is receiving its third update since its release. The new software carries the version number version G99xBXXU1AUB6. It is currently rolling out in various countries including the UK, Germany, Switzerland, and other countries European nations. The changelog mentions enhancements in the camera app and device performance. Moreover, the reduced battery life issue is probably fixed with this new update. Read more here about the details regarding the new build.
  • [February 10, 2021]: The US variants of the Galaxy S21 series are grabbing the February 2021 security patch. The new update bumps the build version G991USQU1AUAG, which weighs around 305MB in size. Apart from the new security patch, the update also brings some add-on features such as improvement in the camera, fixes some minor Bugs, improves and enhances the system and device stability.
  • [February 9, 2021]: Samsung Galaxy S21 5G series is now globally receiving February 2021 Security Patch via OTA. The updated firmware version for this series is G998BXXU1AUB3 which will fix the previously available bugs and add security and performance improvements.

As always, the new build is put via OTA, so you will receive the update soon. Otherwise, you can also track the firmware manually by navigating to Settings > Software updates > Check for updates. We also suggest you maintain at least 60% of charging and switch over to a WiFi network before updating.

Related: [Update: May 2021 Security Patch] Samsung Galaxy A32 Update Tracker
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"Do anything, but let it produce joy" Excited about technology, Android lover. If not writing, you will probably find me traveling.
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