Download Combination Samsung Galaxy S21 5G SM-G991U - G991USQU2AUC3

Download the Combination file for Samsung Galaxy S21 5G with the code is SM-G991U. Please make sure the code is correct. You can check model code in Setting - About, in Download mode or you can find it by flipping your phone or among the things you found in the box. This product PDA version is G991USQU2AUC3 and FA version is FAR0. This firmware size is 2.79 GB.

This firmware is combination firmware (engineer firmware / test firmware) official from Samsung but not publicly. Samfw.com will not responsible for any damage caused by using the files on this website. This software is intended for expert users or technicians. Please do not download or flash to your phone if you do not understand what this file is and how to use it

We recommend you are using official Samsung tool like Samsung Smart Switch or Samsung Kies. Samfw.com will not responsible for any damage caused by using the files on this website

  • AP VERSION G991USQU2AUC3
  • BIT (BINARY/U/SW REV.) 2
  • SIZE 2.79 GB
  • MD5 859c3f9421232466a725beba2019c3bb
  • ADD DATE 2021-10-12 17:37:14
  • DOWNLOADED 47
Calling Bifröst...
Lastest firmwares Galaxy S21 5G SM-G991U
Device CSC Version Bit/SW REV.
Security Patch Lvl.
OS Build date
SM-G991U / Galaxy S21 5G TMB G991USQU5BULJ 5  2022-01-01  Full Files S(Android 12) 20220101211903
SM-G991U / Galaxy S21 5G SPR G991USQU5BULJ 5  2022-01-01  Full Files S(Android 12) 20220103075801
SM-G991U / Galaxy S21 5G VZW G991USQS4BULC 4  Full Files S(Android 12) 20211222144501
SM-G991U / Galaxy S21 5G DSH G991USQS4BUKK 4  2021-12-01  Full Files S(Android 12) 20211222090131
SM-G991U / Galaxy S21 5G CHA G991USQS4BUKK 4  Full Files S(Android 12) 20211222105900
 How to flash Samsung Galaxy S21 5G SM-G991U firmware

1. Extract (unzip) the Samsung firmware file. Recommended using WinRAR or 7-Zip

2. Download Odin Tool 3.13.1

3. Extract Odin ZIP file

4. Open Odin execute file

5. Reboot Samsung phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable)

6. Connect you Samsung phone and wait until you get a blue sign in Odin

7. Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots

8. Make sure re-partition is NOT ticked

9. Click the START button, sit back and wait few minutes

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