Home Stock Firmware Galaxy S21 5G SM-G991B U5 Firmware – Android 13 T

Galaxy S21 5G SM-G991B U5 Firmware – Android 13 T

 SM-G991B Binary 5 Firmware - Android 12 S

The specific Galaxy S21 5G SM-G991B U5 Firmware Download Package comes with a Stock ROM of Galaxy S21 5G SM-G991B U5 Security Patch Level 2022-11-01 (November 1, 2022). This helps bypass the FRP lock and revert from the root and custom ROM.

Samsung Galaxy S21 5G SM-G991B Binary 5 Android 13 T Portugal MEO G991BXXS5DVK1

There are various reasons to flash “Stock Firmware on Galaxy S21 5G SM-G991B U5“. 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 Galaxy S21 5G SM-G991B U5 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.

Pre-requirements:

Galaxy S21 5G SM-G991B U5 Stock ROM Details:

SM-G991B U5 Portugal MEO G991BXXS5DVK1:

Model SM-G991B Binary 5 U5, S5, Bit 5
Region / Country Portugal
Language Multi-Language
Android version Android 13 T
Operator / Carrier Clean MEO (no logo, carrier apps)
AP / PDA G991BXXS5DVK1
CSC G991BOXM5DVJC
Modem CP Version / Baseband G991BXXU5DVJA
product code MEO
Build Date 2022-10-31
Security Patch Level 2022-11-01 (November 1, 2022)
Size 7.1GB
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Download Google Drive
SM-G991B U5 Brazil ZTO G991BXXU5CVGC:
Model SM-G991B Binary 5 U5, S5, Bit 5
Region / Country Brazil
Language Multi-Language
Android version Android 12 S
Operator / Carrier Clean ZTO (no logo, carrier apps)
AP / PDA G991BXXU5CVGC
CSC G991BOWO5CVG7
CP Version / Baseband Modem G991BXXU5CVG3
product code ZTO
Build Date 2022-07-22
Security Patch Level 2022-08-01 (August 1, 2022)
Size 6.7 GB
Download Google Drive
SM-G991B U5 Brazil ZTO G991BXXS5CVFB:
Model SM-G991B Binary 5 U5, S5, Bit 5
Region / Country Brazil
Language Multi-Language
Android version Android 12 S
Operator / Carrier Clean ZTO (no logo, carrier apps)
AP / PDA G991BXXS5CVFB
CSC G991BOWO5CVFG
CP Version / Baseband Modem G991BXXU5CVFA
product code ZTO
Build Date 2022-06-21
Security Patch Level 2022-07-01 (July 1, 2022)
Size 6.6 GB
Download Google Drive

Downgrade Firmware For SM-G991B:

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How To Install Galaxy S21 5G SM-G991B U5 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

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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  Galaxy S21 5G SM-G991B U5 Firmware  files on your computer.

3: Now, Switch off your Smartphone.

4: After switching off the phone, you must 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 on the lower-left panel.

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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 S21 5G SM-G991B U5 finally boots up, you should run 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.”

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Disclaimer:

  • Please read and understand the Full Guide before flashing “Galaxy S21 5G SM-G991B U5 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.

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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!

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