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A217MUBS5AUA1: January 2021 Security Patch for Galaxy A21s (South America)

Updated on February 9, 2021 by Abd Razaaq

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Samsung started seeding a January 2021 security patch to Galaxy A21s (SM-A217M) in the South America region with build version A217MUBS5AUA1. The update is now live for the South American countries like Mexico, Peru, Argentina, Paraguay, Uruguay, Brazil, Columbia, Chile, Trinidad, and Tobago, Panama, Bolivia, and more.

The update is rolling via OTA (over the air) for users which brings nothing major changes except security patch. A new security patch for January 2021 month fixes the vulnerability in the Android OS that can be attacked remotely using arbitrary code easily. So, it’s highly recommended to install this update for better security enhancements. So, either you can wait for the OTA update notification or you can check for it manually.

A217MUBS5AUA1: January 2021 Security Patch for Galaxy A21s (South America)

If you have not received the new build number (A217MUBS5AUA1) on your Galaxy A21s, then manually check for the OTA update before upgrading your device using the ODIN tool. To check for the January 2021 patch or latest update, simply go into Settings > System > System updates.

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If you have received the update, then ensure that your device battery is charged more than 50% and connected to a Wi-Fi network for faster & stable downloads.

Firmware Details: A217MUBS5AUA1

  • Device Name: Samsung Galaxy A21s
  • Model: SM-A217M
  • Region: South America
  • Build Number: A217MUBS5AUA1
  • Android OS Version: Android 10
  • Software Supported: ODIN Tool
  • Android Security Patch Level: 2020-05-01
  • Supported Country: Mexico, Peru, Argentina, Paraguay, Uruguay, Brazil, Columbia, Chile, Trinidad, and Tobago, Panama, Bolivia, and more

Table of Contents

  • 1 How to Flash Firmware on Galaxy A21s using ODIN
    • 1.1 Pre-Requirements:
    • 1.2 Download Links:
    • 1.3 Firmware Installation Guide:

How to Flash Firmware on Galaxy A21s using ODIN

In order to flash the firmware manually on your Samsung Galaxy A21s device, then you need to download the ODIN flash tool, firmware file, and drivers.

Pre-Requirements:

  • This firmware (A217MUBS5AUA1) is only supported for Samsung Galaxy A21s.
  • Charge your device to 50% in order to avoid power-related interruptions during the installation process.
  • You need a PC and USB Cables.
  • Take a backup before flashing the software on your device.

Disclaimer:

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GetDroidTips will not be responsible for any kind of hardware or software damage to your device while or after you follow this guide. Proceed at your own risk.

Download Links:

  • A217MUBS5AUA1 | Download Samsung Firmware | Frija Tool or Samfirm Tool
  • Latest Samsung USB Drivers
  • Install the Samsung Kies software on your PC.
  • Flash tool: ODIN Flash tool

Firmware Installation Guide:

  • First, download all the necessary files on your PC including the ODIN Flash Tool.
  • Install and launch the ODIN flash tool > Select the Galaxy A21S stock firmware file according to your region to flash it.
  • You can check out the full depth firmware flashing guide here: How to Install Samsung Stock Firmware Using Odin Flash Tool
  • For better visualization support, you can also check out our full-depth video tutorial.

So, make sure to download the January 2021 Security patch for your Galaxy A21s model with build number A217MUBS5AUA1. We hope that this guide was helpful to you.

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Samsung Samsung Galaxy A21s

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