SM-G998B Firmware Download {Samsung S21 Ultra ROM Flash File}

Samsung S21 ultra is the best handset in the A series according to many android users. it’s packed up with an Elegant design, the best cameras quality, and S pen support with the Android 11 or 12 and SM-G998B Firmware running under the hood. The last Samsung Galaxy S21 ultra firmware update had released on the 27th of April 2021.

Brief table of Contents

Toggle
  • How to flash SM-G998B Firmware?
    • Requirements
    • How to do SM-G998B Firmware Flash
    • How to boot S21 ultra 5G into the download mode?
    • Download SM-G998B Firmware for Samsung Galaxy S21 
      • Austria
      • Bahamas
      • Bangladesh
      • Costa Rica
      • France
      • Ireland
      • Jamaica
      • Poland
      • Portugal
      • Singapore
      • Spain
      • United Kingdom
      • United Arab Emirates 

Update: SM-G998B Firmware Android 12 Latest version added on this page.

SM-G998B Firmware Download - Samsung Galaxy S21 Ultra 5G
Samsung Galaxy S21 Ultra 5G

How to flash SM-G998B Firmware?

Requirements

  • Go to the Samsung website and download the Samsung drivers to the PC. Then install them before starting the flashing Samsung SM-G998B Stock Firmware.
  • Back up the smartphone memory.
  • Charge the device to maximum. It should be 75% charged for the flashing.
  • You need a Windows PC. Because the Samsung Odin is only compatible with the window platform.
  • For the flashing, you need the Samsung Odin tool as well. Therefore you better download it from its original website.

How to do SM-G998B Firmware Flash

  1. First, download the SM-G998B flash file
  2. Then extract it into a new folder
  3. You will see there are few files with .tar.md5 extensions and names such as AP, BL, CP, and CSC.
  4. next Run the Samsung Odin tool as administrator.
  5. Then connect the PC with your mobile phone using a type c USB cable.
  6. Now you have to boot your s21 ultra 5g into the download mode.
  7. Now the S21 ultra-mobile phone will be detected by the Samsung flash tool and will show you an added message.
  8. The next step is to add each BL, AP, CP, CSC file into its related slots.
  9. After adding all the files you can start flashing SM-G998B Firmware by clicking the start button.
  10. Finally, the flashing process will be complete in few minutes and you will get a passed message.

How to boot S21 ultra 5G into the download mode?

Follow these steps while connecting the device to the computer for SM-G998B Firmware flashing.

  1. Firstly, press and hold down the power key and volume down button at the same time.
  2. Then, the display will shut down. Now press and hold volume up and power key at once.
  3. Next, you will see the Samsung logo on your screen. It’s time to release the buttons.
  4. When the recovery mode menu comes up choose the Reboot bootloader function. (Volume buttons for going up and down, power button for select)
  5. That’s it, now the device will be in download mode.

Download SM-G998B Firmware for Samsung Galaxy S21 

Austria

Android: 11 〉Carrier Code: MAX 〉PDA: G998BXXS2AUBB〉 CSC: G998BOXM2AUBB 〉File Name: G998BXXS2AUBB_G998BOXM2AUBB-MAX-4File.zip 〉 Start Download through this link (7.6 GB).

Android: 11 〉Carrier Code: MOB 〉PDA: G998BXXS2AUBB 〉 CSC: G998BOXM2AUBB 〉File Name: G998BXXS2AUBB_G998BOXM2AUBB-MOB-4file.zip 〉 Start Download through this link (7.6 GB).

Bahamas

Android: 11 〉Carrier Code: BAT 〉PDA: G998BXXU1AUB9 〉 CSC: G998BOWE1AUB9 〉File Name: G998BXXU1AUB9_G998BOWE1AUB9-BAT-4file.zip 〉 Start Download through this link (6.5 GB).

Android: 11 〉Carrier Code: BAA 〉PDA: G998BXXU1AUB9 〉 CSC: G998BOWE1AUB9 〉File Name: G998BXXU1AUB9_G998BOWE1AUB9-BAA-4file.zip 〉 Start Download through this link (6.5 GB).

Bangladesh

Android: 11 〉Carrier Code: BKD 〉PDA: G998BXXS2AUBB 〉 CSC: G998BOXM2AUBB 〉File Name: G998BXXS2AUBB_G998BOXM2AUBB-BKD-4file.zip 〉 Start Download through this link (7.6 GB).

Costa Rica

Android: 11 Carrier Code: CRC PDA: G998BXXU1AUB9 〉 CSC: G998BOWO1AUB9 File Name: G998BXXU1AUB9-G998BOWO1AUB9-CRC-4file.zip Start Download through this link (6.7 GB).

Android: 11 Carrier Code: ICE PDA: G998BXXU1AUB9 CSC: G998BOWE1AUB9 File Name: G998BXXU1AUB9_G998BOWE1AUB9-ICE-4file.zip Start Download through this link (6.5 GB).

France

Android: 11 Carrier Code: FTM PDA: G998BXXS2AUBB CSC: G998BOXM2AUBB File Name: G998BXXS2AUBB_G998BOXM2AUBB-FTM-4File.zip Start Download through this link (7.6 GB).

Android: 11 Carrier Code: BOG PDA: G998BXXS2AUBB CSC: G998BOXM2AUBB File Name: G998BXXS2AUBB_G998BOXM2AUBB-BOG-4File.zip Start Download through this link (7.6 GB).

Ireland

Android: 11 Carrier Code: MET PDA: G998BXXS2AUBB CSC: G998BOXM2AUBB File Name: G998BXXS2AUBB_G998BOXM2AUBB-MET-4file.zip Start Download through this link (7.6 GB).

Jamaica

Android: 11 Carrier Code: CWW PDA: G998BXXU1AUB9 CSC: G998BOWE1AUB9 File Name: G998BXXU1AUB9_G998BOWE1AUB9-CWW-4file.zip Start Download through this link (6.5 GB).

Poland

Android: 11 Carrier Code: TPL PDA: G998BXXS2AUBB CSC: G998BOXM2AUBB File Name: G998BXXS2AUBB_G998BOXM2AUBB-TPL-4File.zip Start Download through this link (6.5 GB).

Portugal

Android: 11 Carrier Code: MEO PDA: G998BXXS2AUBB CSC: G998BOXM2AUBB File Name: G998BXXS2AUBB_G998BOXM2AUBB-MEO-4File.zip Start Download through this link (6.5 GB).

Singapore

Android: 11 Carrier Code: SIN PDA: G998BXXS2AUBB CSC: G998BOXM2AUBB File Name: G998BXXS2AUBB_G998BOXM2AUBB-SIN-4file.zip Start Download through this link (7.6 GB).

Spain

Android: 11 Carrier Code: AMO PDA: G998BXXS2AUBB CSC: G998BOXM2AUBB File Name: G998BXXS2AUBB_G998BOXM2AUBB-AMO-4File.zip Start Download through this link (7.6 GB).

United Kingdom

Android: 11 Carrier Code: BTB PDA: G998BXXS2AUBB CSC: G998BOXM2AUBB File Name: G998BXXS2AUBB-G998BOXM2AUBB-BTB-4File.zip Start Download through this link (7.6 GB).

United Arab Emirates 

Android 11 〉 Carrier Code: XSG PDA: G998BXXU3AUDA CSC: G998BOXM3AUDA File Name: G998BXXU3AUDA-G998BOXM3AUDA-XSG.zip Start Download through this link (7.5 GB).

Android 12 Carrier Code: XSG PDA: G998BXXS2AUBB CSC: G998BOXM5CVDD File Name: G998BXXU5CVDD-G998BOXM5CVDD-XSG.zip Start Download through this link (7.7 GB).

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