Galaxy S21, S21+, and S21 Ultra bag February 2021 security patch update

Galaxy S21 series

A couple of days ago, Samsung released February 2021 security patch for Galaxy S20 series phones. Now, the recently launched Galaxy S21 series joins the party with its latest update. The S21 lineup consists of Galaxy S21, S21+, and S21 Ultra. 

The February 2021 security update is currently rolling out to Hong Kong users of Galaxy S21, S21+, and S21 Ultra. But, it should roll out to other regions very soon. The update is hitting Hong Kong users of Galaxy S21, S21+, and S21 Ultra with firmware versions G9980ZHU1AUAEG9960ZHU1AUAE, and G9981ZHU1AUAE respectively. 

In addition to the January 2021 security patch, the update also improves camera performance, device stability, and fixes some bugs. The update weighs just over 300MB. 

Device: Galaxy S21, S21+, S21 Ultra


  • G9980ZHU1AUAE (S21)
  • G9960ZHU1AUAE (S21+)
  • G9981ZHU1AUAE (S21 Ultra)

Size: 306.13MB

Security patch level: February 1, 2021


  • Improved performance
  • The performance of Camera has been improved
  • Other bug fixes
  • Overall stability of functions improved
  • The latest Android security patch has been applied
  • Device security has been further enhanced

The update may take a few days to reach your smartphone. Alternatively, users can check for the latest update by navigating to Settings -> Software update then click on “Download and install“, if an update is available.


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