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 Download Samsung Galaxy S21 Ultra 5G SM-G998U - ATT - G998USQU6EWD1

Download the firmware flash for Samsung Galaxy S21 Ultra 5G with the code is SM-G998U. This firmware for the region with CSC code is ATT (ATT - United States). 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 G998USQU6EWD1 and Android version is T(Android 13). This firmware size is 7.23 GB.

This firmware is official from Samsung Cloud Server. Of course, 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 G998USQU6EWD1
  • CSC VERSION G998UOYN6EWD1
  • ANDROID VERSION T(Android 13)
  • BIT (BINARY/U/SW REV.) 6
  • SIZE 7.23 GB  Full Files
  • MD5 69c27c17638c8dabd69f55107be93840
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Child files of G998USQU6EWD1 - If you want to download full firmware. Download one file ABOVE instead download all child files
Download Filename Download/Size MD5
AP_G998USQU6EWD1_G998USQU6EWD1_MQB63864600_REV00_user_low_ship_MULTI_CERT_meta_OS13.tar.md5.zip 70 dl
6.16 GB 		MD5
BL_G998USQU6EWD1_G998USQU6EWD1_MQB63864600_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 18 dl
71.1 MB 		MD5
CP_G998USQU6EWD1_CP24002565_MQB63864600_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 12 dl
55.89 MB 		MD5
CSC_OYN_G998UOYN6EWD1_MQB63864600_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 20 dl
104.03 MB 		MD5
HOME_CSC_OYN_G998UOYN6EWD1_MQB63864600_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 19 dl
103.99 MB 		MD5
USERDATA_ATT_G998USQU6EWD1_G998USQU6EWD1_MQB63864600_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 17 dl
689.36 MB 		MD5
Lastest combinations Galaxy S21 Ultra 5G SM-G998U
Device Version Bit/SW REV. FA Change list
SM-G998U / Galaxy S21 Ultra 5G G998USQU4AUG4 4 FAR0 CL22210599
SM-G998U / Galaxy S21 Ultra 5G G998USQU3AUD3 3 FAR0 CL21561395
SM-G998U / Galaxy S21 Ultra 5G G998USQU2AUC3 2 FAR0 CL21221992
SM-G998U / Galaxy S21 Ultra 5G G998USQU1AUA4 1 FAR0 CL20796634
All combinations
 Recent posts
 How to flash Samsung Galaxy S21 Ultra 5G SM-G998U 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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