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Samsung Galaxy S21 (SM-G991B) Firmware Flash File Download (Stock Rom)

Samsung Galaxy S21 (SM-G991B) Firmware Flash File Download (Stock Rom)The Samsung SM-G991B (Galaxy S21) flash file will be installed using the Samsung flash tool in this tutorial (also known as ODIN flash tool). The official stock firmware file, drivers, and flash tool for the Samsung Galaxy S21 SM-G991B are all available on this page.

You can always resolve device software issues like boot loops, lags, soft or hard bricks, remove pattern lock, FRP lock, and many others by flashing the Stock ROM file.

Samsung Galaxy S21 (SM-G991B) Firmware Flash File Download (Stock Rom)

Samsung Galaxy S21

Samsung Galaxy S21 SM-G991B Firmware Flash Files:

Flash File Name: SM-G991B_G991BXXU3AUE1_11.0_file.zip
Build Number: G991BXXU3AUE1
Security Patch: May 2021
Model: SM-G991B
Android Version: 11.0 R

DOWNLOAD

Flash File Name: SM-G991B_G991BXXU3AUDA_11.0_file.zip
Build Number: G991BXXU3AUDA
Security Patch: April 2021
Model: SM-G991B
Android Version: 11.0 R

DOWNLOAD

Flash File Name: SM-G991B_G991BXXU1AUB3_11.0_file.zip
Build Number: G991BXXU1AUB3
Security Patch: February 2021
Model: SM-G991B
Android Version: 11.0 R

DOWNLOAD

Flash File Name: SM-G991B_G991BXXU1AUA4_11.0_file.zip
Build Number: G991BXXU1AUA4
Security Patch: January 2021
Model: SM-G991B
Android Version: 11.0 R

DOWNLOAD

Steps to Flash Stock ROM File on Galaxy S21 SM-G991B

Let’s take a look at the pre-requisites before we get started with the procedures to install stock firmware on your Samsung Galaxy S21.

Pre-Requirements:

  • The Samsung Galaxy S21 SM-G991B is the subject of this guide.
  • To flash the firmware, you’ll need a Windows PC/Laptop and a USB cord.
  • Charge your device till it has a minimum of 50% battery life.
  • You must download and install the most recent Samsung USB Drivers on your computer.
  • Check to see if you have the ODIN software installed on your computer.
  • Before you do anything, make a backup of your device (no root).

Let’s look at how to flash stock ROM on a Samsung Galaxy S21 now.

WARNING: Mobile Remarks is not responsible for any damage or errors that occur to your phone as a result of following this guide or flashing any files. You do so at your own risk.
  1. The Samsung SM-G991B firmware flash file downloaded here.
  2. The contents of the firmware flash file zip should be extracted.
  3. Start the ODIN program.
  4. In the appropriate section, load the firmware files.
  5. Connect your phone to the computer once it has loaded (make sure to boot your device into download mode)
  6. When you connect your phone to Odin, the CO port will light up.
  7. To install the firmware on your Samsung device, press the Start button.
  8. That concludes our discussion. Once the installation is complete, you will see a PASS message.

We hope you find this tutorial to be useful. If you have any questions, please post them in the comments section below.

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Vampire
Vampirehttps://www.mobileremarks.com
Hi, I am Muhammad Tayyab known as Vampire Hacker from Narowal, Pakistan. I love to face Technical Challenges.
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