T540XXU3BUC1 | Galaxy Tab Active Pro March 2021 Security Patch (Global)

Galaxy Tab Active Pro

Samsung Galaxy Tab Active Pro started receiving March 2021 security patch update with build number T540XXU3BUC1 which is based on Android 10.

The update is rolling via OTA (Over the air) in a phase-wise manner and will soon hit every user around the world. If you have a Galaxy Tab Active Pro with variant SM-T540, then you may receive the notification to upgrade your security patch to March 2021 with build number T540XXU3BUC1.

T540XXU3BUC1 | Galaxy Tab Active Pro March 2021 Security Patch (Global)

Check Software Update on Galaxy Tab Active Pro:

If you are using Galaxy Tab Active Pro, then you may receive the March 2021 patch with firmware version T540XXU3BUC1. If you don’t then check for the OTA update manually by following the step: Settings app | About Phone | System Updates. In case you see any new updates, click on the download button to start the upgrade process.


Before upgrading, make sure you have enough juice (battery backup) on your Galaxy Tab Active Pro and connected to a good WiFi network. If there is no new update, then follow this guide to manually install the firmware on your Galaxy Tab Active Pro using the ODIN tool.

Firmware Info:

  • Device Name: Samsung Galaxy Tab Active Pro (SM-T540)
  • Region: Global
  • Build Number: T540XXU3BUC1
  • Android OS Version: Android 10
  • Software Supported: ODIN Tool
  • Android Security Patch Level: 2021-03-01 

How to Install March 2021 Patch on Galaxy Tab Active Pro

Flashing firmware on your Galaxy device is easy, all you need is firmware, drivers, and a tool called ODIN. If you have all this, then you are good to follow this guide.


  • This firmware (T540XXU3BUC1) is only supported for Samsung Galaxy Tab Active Pro.
  • 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.


GetDroidTips will not be responsible for any kind of hardware or software damage to your device while or after you follow this guide. Install non-official firmware on your device at your own risk.

Download Links:


Firmware Installation Guide:

For the installation process, you can follow the guides given below. It includes a video tutorial as well as a practical approach to the installation process.

  • First, download all the necessary files on your PC including the ODIN Flash Tool.
  • Install and launch the ODIN flash tool > Select the Galaxy Tab Active Pro 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 March 2021 Security patch for your Galaxy Tab Active Pro model with build number T540XXU3BUC1. We hope that this guide was helpful to you.

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