A217MUBU1ATF1: June 2020 Security Patch For Galaxy A21s (South America)

Continuing with the monthly update, Samsung released the Galaxy A21s (SM-A217M) June 2020 security patch update. The update brings the A217MUBU1ATF1 build number. It is based on Android 10.

This update is currently being rolled for Samsung Galaxy A21s devices in some South American countries like Chile, Trinidad and Tobago, Panama, Bolivia, Mexico, Argentina, Uruguay, Brazil, Columbia etc.

If you are a Galaxy A21s user, you may have already received the June 2020 Security Patch OTA  update notification on your device. If the update has not been on your device’s system update section, then just wait for few more days for the update to come, else you can manually download and flash the A217MUBU1ATF1 June 2020 Security Patch on Galaxy A21s using Odin by following our guide.

Galaxy A21s June Security Patch update rolled out in South America

As we mentioned it above the update brings the latest security patch update which was released by Google in June Security. Most of the security vulnerabilities have been addressed. It also brings some bug fixes which were available in the previous build. Thus, you should download and install the update to your Samsung Galaxy A21s which will come as an OTA update to your phone.

Galaxy A21s

You can manually check for the update from Settings > Software update >Download updates manually. If there is no update showing on your device, then wait for few days for the update to come to your device as it is being released phase-wise manner or you can manually flash the full firmware using Odin Flash Tool.

Update Details
  • Device Name: Galaxy A21s
  • Model: SM-A217M
  • Region: South America
  • Android version: Android 10
  • Build Number: A217MDXU6BTE2
  • Android Security Patch Level: 1st June


  • Integrates June 2020 Google Security patch
  • Improve the stability and performance of the device

Steps to Install June 2020 Security Patch on Galaxy A21s

Where and How to Download A217MDXU6BTE2?

You can download any Galaxy firmware using Samfirm Tool, Guide: Download Latest Galaxy Firmware using SamFirm Tool


Using  Frija Samsung Firmware Download Tool

Check sammobile website to get the latest firmware for your device


RootMyGalaxy.net is not responsible for any damage happened to your device(s) while following this guide so please proceed at your own risk. However, we would be happy to help with any problems within our reach

Installation Guide (Manual Flashing using Odin)

  1. First, download the firmware file from the download section above
  2. Now Enter the recovery mode on your device, then follow the linked guide below to Install Security Patch Update On your Galaxy device
  3. If you want to sideload the OTA then follow the guide below
  4. If you want to Install the Full Firmware File then follow the guide given below (Odin Method)

If the installation is successful, you will see the message Pass in the Log Tab.

Note:Before installing the updates, make sure your device is connected to a good wifi and your device has more than 50 percent battery life remaining

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.

Dibyashree Sharma

An NIT Rourkela Graduate in CS, Blogger, Android Geek, and a Tennis Fanatic. I have been writing about Android OS for Last 8 years.

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