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 Download Samsung Galaxy S21 Ultra 5G SM-G998U - ATT - G998USQS5CVIG

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 G998USQS5CVIG and Android version is S(Android 12). This firmware size is 6.92 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 G998USQS5CVIG
  • CSC VERSION G998UOYN5CVIG
  • ANDROID VERSION S(Android 12)
  • ONEUI One UI 4.1
  • BIT (BINARY/U/SW REV.) 5
  • SIZE 6.92 GB  Full Files
  • MD5 2be79af7629a1df3ca3a7d2378ab63cf
  • CSC
    ATT - United States
  • BUILD DATE 20220929124901
  • ADD DATE 2026-05-28 19:39:38
  • SECURITY PATCH LEVEL 2022-10-01
  • DOWNLOADED 0
  • Remove FRP
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Child files of G998USQS5CVIG - If you want to download full firmware. Download one file ABOVE instead download all child files
Download Filename Download/Size MD5
AP_G998USQS5CVIG_G998USQS5CVIG_MQB57064652_REV00_user_low_ship_MULTI_CERT_meta_OS12.tar.md5.zip 0 dl
5.87 GB 		MD5
BL_G998USQS5CVIG_G998USQS5CVIG_MQB57064652_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 0 dl
68.9 MB 		MD5
CP_G998USQS5CVIG_CP23007648_MQB57064652_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 0 dl
55.85 MB 		MD5
CSC_OYN_G998UOYN5CVIG_MQB57064652_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 0 dl
103.81 MB 		MD5
HOME_CSC_OYN_G998UOYN5CVIG_MQB57064652_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 0 dl
103.78 MB 		MD5
USERDATA_ATT_G998USQS5CVIG_G998USQS5CVIG_MQB57064652_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 0 dl
671.03 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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