Galaxy S21 + SM-G996B U2 Firmware – G996BXXU2AUC8

Galaxy S21 + SM-G996B Binary 2 Firmware

The specific Galaxy S21 + SM-G996B U2 Firmware Download Package has a Stock ROM of Galaxy S21 + SM-G996B U2 Security Patch Level 2021-04-01 (April 1, 2021). This helps bypass the FRP lock and revert from the root and custom ROM.

Samsung Galaxy S21 Plus SM-G996B Binary 2 Android 11 R Brazil ZTO – G996BXXU2AUC8

There are various reasons to flash “Stock Firmware on Galaxy S21 + SM-G996B U2“. For instance, if your phone gets stuck on the logo and you need to remove the FRP lock from it.

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

The Advantages Of Stock ROM:

  • Fix boot loop issue
  • Update and Downgrade
  • Unroot or Fix Bugs
  • To solve the lag or stutter
  • Fix software issues.
  • Revert to stock firmware


Galaxy S21 + SM-G996B U2 Stock ROM Details:

SM-G996B U2 Brazil ZTO – G996BXXU2AUC8:

Model SM-G996B Binary 2 U2, S2, Bit 2
Region / Country Brazil
Language Multi-Language
Android version Android 11 R
Operator / Carrier Clean ZTO (without logo, operator apps)
Product code ZTO
Build Date Thu, 18 Mar 2021
Security Patch Level / Security 2021-04-01 (April 1, 2021)
Size 6.5 GB
[quads id=2]
Download Google Drive Android File Host

How To Install Galaxy S21 + SM-G996B U2 Stock Firmware:

1: Download and Install the Samsung USB Driver on your computer.

2: Download and extract the Galaxy S21 + SM-G996B U2 Firmware files on your computer.

3: Now, Switch off your Smartphone.

4: Turn off the phone and 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: A Warning Yellow Triangle Sign appears in Download mode. Press the Volume Up key to proceed.

6: Open Odin. Then, connect your phone to the pc.

7: After connecting the smartphone to the computer, Odin will automatically recognize the device and display the “Added” message in the lower left panel.

8: 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 you spot the “Pass” message in Odin, you can unplug your device from the computer.

You should run your desired firmware when your Galaxy S21 + SM-G996B U2 finally boots up.

To verify the installed firmware, go to Settings –> About Phone –> Software Information. Check the firmware number under “Baseband version.”


  • Read and understand the Full Guide before flashing.”Galaxy S21 + SM-G996B U2 Firmware.
  • Use these instructions at your own risk. We are not liable for any outcomes on your device due to following the information in this guide.
  • Phone must have a 70–80% charge.

About Asim

Always had a strong interest in the Android operating system. Experience with Git and self-hosted WordPress blogs led him to the understanding that an online presence was the logical next step for his business. It's about uniqueness and individuality!