Home Stock Firmware Galaxy Note 20 5G SM-N981B U2 Firmware – N981BXXS2DUF1

Galaxy Note 20 5G SM-N981B U2 Firmware – N981BXXS2DUF1

Note 20 5G SM-N981B Binary 2 Firmware – N981BXXS2DUF1

The specific Galaxy Note 20 5G SM-N981B U2 Firmware Download Package has a Stock ROM of Galaxy Note 20 5G SM-N981B U2 Security Patch Level 2021-06-01 (June 1, 2021). This helps bypass FRP lock and revert from the root and custom ROM.

Samsung Galaxy Note 20 5G SM-N981B Binary 2 Android 11 R Brazil ZTO – N981BXXS2DUF1

There are various reasons to flash “Stock Firmware on Galaxy Note 20 5G SM-N981B U2“. For example, your phone will be stuck or hang on the logo. You want to remove the FRP lock from it.

If you’re going to reset your phone hard and you cannot access the recovery menu. But most of the problems that cause flashing stock ROM are below.

The Advantages Of Stock ROM:

  • Flash Stock ROM to solve the boot loop issue
  • Update and Downgrade
  • Unroot or Fix Bugs on the phone
  • To solve the lag or stutter
  • By flashing Stock ROM, you can fix software issues.
  • Revert to stock to get your warranty.


Galaxy Note 20 5G SM-N981B U2 Stock ROM Details:

SM-N981B U2 Brazil ZTO – N981BXXS2DUF1:

Model SM-N981B Binary 2 U2, S2, Bit 2
Region / Country Brazil
Language Multi-Language
Android version Android 11 R
Operator / Carrier Clean ZTO (no logo, carrier apps)
product code ZTO
Build Date  2021-06-04
Security Patch Level 2021-06-01 (June 1, 2021)
Size 5.7 GB
Download Google Drive Android File Host

How To Install Galaxy Note 20 5G SM-N981B U2 Stock Firmware:

Download the Odin and USB Drivers on your PC. Follow the below link to install the firmware using the Odin Flash tool.

How To Flash Samsung Stock Firmware With ODIN

1: Download and Install the Samsung USB Driver on your computer. If a Samsung USB Driver is installed on your computer, Skip this Step.


2: Download and extract the [highlight color=”yellow”]Galaxy Note 20 5G SM-N981B U2 Firmware[/highlight] files on your computer.

3: Now, Switch off your Smartphone.

4: After switching off the phone, you need to boot into Download Mode. To boot into download mode.

Press and hold Volume Down, Home and Power button at the same time for 5-8 seconds until download mode is active.

5: You can see a Warning Yellow Triangle Sign in the Download mode. In this situation, you must press the Volume Up key to continue.

6: Now, Download and open Odin. Then, connect your Smartphone to the computer.

7: Once you have connected the Smartphone to the computer, Odin will automatically recognize the device and show the “Added” message at the lower-left panel.

8: Once Odin detects your device, click the PDA button and select the Firmware.tar file.


9: Now, click the Start button in Odin to begin the Flashing.

10: Flashing usually takes 30-50 seconds to complete on your Phone.

Once the Firmware process is completed, you can see a Green Box with a Pass written in Odin. During this process, the Smartphone will reboot automatically.

Once you see, the Pass message in Odin, you can disconnect your Device from the computer.

The flashing process will begin and should take about 10–12 minutes. Your device may take some time to reboot but don’t be alarmed.

When your Galaxy Note 20 5G SM-N981B finally boots up, you should now be running your desired firmware.

If you want to check that the correct firmware is installed, head to Settings –> About Phone –> Software Information. The firmware number is located under the “Baseband version.”


  • Please read and understand the Full Guide before flashing “Galaxy Note 20 5G SM-N981B U2 Firmware.
  • Use these instructions at your own risk. We will not be responsible for everything that happens to your device resulting from using the information in this guide.
  • Before flashing, Stock ROM must have a 70–80% charge.