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 Download Samsung Galaxy S21 Ultra 5G SM-G998U - ATT - G998USQSCGXF3

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 G998USQSCGXF3 and Android version is U(Android 14). This firmware size is 7.93 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 G998USQSCGXF3
  • CSC VERSION G998UOYNCGXF3
  • ANDROID VERSION U(Android 14)
  • BIT (BINARY/U/SW REV.) C
  • SIZE 7.93 GB  Full Files
  • MD5 6d8550caad8a78ccb691eeade99ff7cf
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Child files of G998USQSCGXF3 - If you want to download full firmware. Download one file ABOVE instead download all child files
Download Filename Download/Size MD5
AP_G998USQSCGXF3_G998USQSCGXF3_MQB81870963_REV00_user_low_ship_MULTI_CERT_meta_OS14.tar.md5.zip 225 dl
6.65 GB 		MD5
BL_G998USQSCGXF3_G998USQSCGXF3_MQB81870963_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 80 dl
78.57 MB 		MD5
CP_G998USQSCGXF3_CP26792676_MQB81870963_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 81 dl
55.91 MB 		MD5
CSC_OYN_G998UOYNCGXF3_MQB81870963_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 85 dl
122.5 MB 		MD5
HOME_CSC_OYN_G998UOYNCGXF3_MQB81870963_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 48 dl
122.49 MB 		MD5
USERDATA_ATT_G998USQSCGXF3_G998USQSCGXF3_MQB81870963_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 12 dl
852.18 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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