Galaxy Tab S3 gets March 2020 Security Patch with version T820XXU3CTD5/T820DBT3CTD5

Samsung Galaxy Tab S3 has already received the March  2020 security patch update in April in some countries and now the update has reached Germany and some other European countries.

The update is carrying build number T820XXU3CTD5/T820DBT3CTD5. It is based on Android 10. This update is around 349 MB in size.

If you are a Galaxy Tab S3 user, you may have already received the March 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.

Galaxy Tab S3 T820XXU3CTD5/T820DBT3CTD5 March Security Patch


Galaxy Tab S3 March Security Patch update

As we mentioned it above the update brings the latest security patch update which was released by Google in March 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 Tab S3 which will come as an OTA update to your phone.

Update Details
  • Device Name: Galaxy Tab S3
  • Model: SM-T820
  • Region: Germany
  • Android version: Android 10
  • Build Number: T820DXU6BTE2
  • Android Security Patch Level: 1st March


  • Integrates the March 2020 security patch
  • Improve system stability

Manually check Galaxy Tab S3 T820DXU6BTE2 OTA update

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.

Where and how to download T820DXU6BTE2?

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

Disclaimer 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

Steps to Install Galaxy Tab S3 Firmware Update using Odin Flash Tool

Galaxy Tab S3 gets March 2020 Security Patch with version T820XXU3CTD5/T820DBT3CTD5

  • First, download the firmware file from the download section above
  • Now Enter the recovery mode on your device, then follow the linked guide below to Install Security Patch Update On your Galaxy device
  • If you want to sideload the OTA then follow the guide below
  • 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.

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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