Download Samsung Galaxy S21 5G SM-G991U - TMB - G991USQU4AUIL

Samsung Official Firmware (Flash File) Download for the Galaxy S21 5G with the Device code SM-G991U. This Firmware Product PDA version G991USQU4AUIL Android version is R (Android 11) with CSC Code for the country TMB (TMB - United States).

It is very important that you check the Device code before proceeding to download. The device code can be found in the Settings - About section of the phone

This firmware is provided by Samsung Cloud Server. You are strongly encouraged to use Samsung Smart Switch or Samsung Kies, which are official Samsung tools. SamFirms.com will not be blameworthy for any damage caused by using files on our website.

DeviceGalaxy S21 5GModelSM-G991U
ProductSAMSUNGFile NameFirmware
AP VersionG991USQU4AUILOSR(Android 11)
CSC VersionG991UOYN4AUILCSC
Binary (BIT/U)4Upload Date2021-10-12

​​​​How to Flash SM-G991U/Galaxy S21 5G Firmware?

  1. Download Exact Samsung Firmware File
     
  2. Download Odin Samsung Flash Tool
     
  3. Extract (unzip) downloaded files using WinRAR or 7Zip.
     
  4. Open the Odin Execute file.
     
  5. Reboot SAMSUNG Galaxy Device into Download Mode (Hold HOME + POWER + VOL DOWN buttons. / hold VOL DOWN + Bixby buttons and insert the USB Data Cable).
     
  6. Connect SAMSUNG Device with PC/laptop and wait until you get a blue sign in Odin.
     
  7. Insert the SAMSUNG files one by one to AP/PDA or (AP/BL/CP/CSC).
     
  8. Make sure the re-partition is not ticked.
     
  9. Press on the START button, and wait for a successful flash process.  


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