A217MUBS6CUF4 – Galaxy A21s June 2021 security patch update

Samsung is sending a new software update to Galaxy A21s in Brazil. The new update brings June 2021 security patch for fixing the bunch of system security and privacy related vulnerabilities. 

A217MUBS6CUF4 - Galaxy A21s June 2021 security update

The June 2021 security update for Galaxy A21s users in Brazil which can be identified by firmware version A217MUBS6CUF4. It is a minor security patch update that does not bring new features or changes to the user interface. 

As per Samsung’s documentation, June 2021 security patch fixes 2 Critical, 27 High levels, and 5 Moderate levels Common Vulnerabilities and Exposures (CVE) for system security enhancements. If you’re a Galaxy A21s user in Brazil and have not received the new update yet, then manually update your phone by heading to Settings >> Software updates and then tap on Download and Install.

Samsung released the Galaxy A21s last year with Android 10 onboard. A couple of months back, the device received its first major OS upgrade, Android 11. And, Galaxy A21s is also eligible to receive the next major OS upgrade (Android 12), As per the company’s software update policy.


Rootmygalaxy a.k.a RMG was started in 2015 with a solo goal of Helping users with easy How-to guides. Slowly the website started sharing exclusive Leaks and Tech News. In these 5 years, we have been credited by the likes of Forbes, CNBC, Gizmodo, TechCrunch, Engadget, Android Authority, GSM Arena and many others. Want to know more about us? Check out our About Us page or connect with us Via Twitter, Facebook, Youtube or Telegram.

Vicky Kumar is a close follower of tech especially when it comes to smartphone. He is passionate to write about the new updates in technology. When he is not working, you'll find him watching cricket highlights or surfing the web.

Leave a Comment

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Get Android 11 (Lineage OS 18.1)Download Now
+ +