Download Samsung S21 5G SM-G991B Firmware [Flash File]

Samsung Galaxy S21 5G SM-G991B Official Firmware (Flash File) for repairing your device if you have experienced bootloop, System errors, Unbrick dead after flash, Screen Lock, Pattern Lock, FRP / Google Account, hanging and dead problems. Flash Stock Firmware using Odin Flash Tools.

Download Samsung S21 5G SM-G991B Indonesia Firmware

Firmware Information
File Name	XID-G991BXXS9FXAK-20240216133113.zip
OS Version	Android 14 (U)
Region	XID - Indonesia
Build Date	1/30/2024
Binary Update	9
File Size	7.0 GB
Download Alternative
Firmware Information
File Name	XID-G991BXXS9EWJO-20231110173256.zip
OS Version	Android 13 (T)
Region	XID - Indonesia
Build Date	10/30/2023
Binary Update	9
File Size	6.6 GB
Download Alternative

Download Samsung S21 5G SM-G991B India Firmware

Firmware Information
File Name	INU-G991BXXS9FXAK-20240229005541.zip
OS Version	Android 14 (U)
Region	INU - India
Build Date	1/30/2024
Binary Update	9
File Size	7.7 GB
Download Alternative
Firmware Information
File Name	INU-G991BXXS9EWIA-20231017124521.zip
OS Version	Android 13 (T)
Region	INU - India
Build Date	9/19/2023
Binary Update	9
File Size	7.4 GB
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Download Samsung S21 5G SM-G991B Pakistan Firmware

Firmware Information
File Name	PAK-G991BXXS9FXAM-20240221175831.zip
OS Version	Android 14 (U)
Region	PAK - Pakistan
Build Date	1/30/2024
Binary Update	9
File Size	7.7 GB
Download Alternative
Firmware Information
File Name	PAK-G991BXXS9EWJO-20231110170431.zip
OS Version	Android 13 (T)
Region	PAK - Pakistan
Build Date	10/30/2023
Binary Update	9
File Size	7.4 GB
Download Alternative

Download Samsung Galaxy S21 5G Flashtool + USB Driver

• Flashtool: Odin Flash Tool Latest Version
• USB Driver: Samsung USB Driver

How to flash Stock Firmware on Samsung Galaxy S21 5G SM-G991B

1. Extract (unzip) the Samsung firmware file
2. Download Odin Tool
3. Extract Odin ZIP file
4. Open Odin execute file
5. Reboot Samsung phone in Download Mode (hold Home + Power + Volume Down buttons then plug-in cable)
6. Press the "Volume UP" button to continue
7. Connect you Samsung phone and wait until you get a blue sign in Odin
8. Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots
9. Make sure re-partition is NOT ticked
10. Click the START button, sit back and wait few minutes
11. When finished, the flashing device will reboot automatically and you will see a pass message in Odin.

Disclaimer:

Don't forget backup all data and files on your phone before flashing or installing the stock rom. As this helps you to recover the personal data whenever any thing wrong happens. All the risks we are not responsible.