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 Download Samsung Galaxy S21 Ultra 5G SM-G998U - ATT - G998USQUEHYDA

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 G998USQUEHYDA and Android version is V(Android 15). This firmware size is 8.11 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 G998USQUEHYDA
  • CSC VERSION G998UOYNEHYDA
  • ANDROID VERSION V(Android 15)
  • BIT (BINARY/U/SW REV.) E
  • SIZE 8.11 GB  Full Files
  • MD5 79dd1b885761531bbaadd821bc34ec86
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Child files of G998USQUEHYDA - If you want to download full firmware. Download one file ABOVE instead download all child files
Download Filename Download/Size MD5
AP_G998USQUEHYDA_G998USQUEHYDA_MQB95122045_REV00_user_low_ship_MULTI_CERT_meta_OS15.tar.md5.zip 396 dl
6.77 GB 		MD5
BL_G998USQUEHYDA_G998USQUEHYDA_MQB95122045_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 156 dl
83.23 MB 		MD5
CP_G998USQUEHYDA_CP29849848_MQB95122045_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 152 dl
55.92 MB 		MD5
CSC_OYN_G998UOYNEHYDA_MQB95122045_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 136 dl
117.93 MB 		MD5
HOME_CSC_OYN_G998UOYNEHYDA_MQB95122045_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 124 dl
117.92 MB 		MD5
USERDATA_ATT_G998USQUEHYDA_G998USQUEHYDA_MQB95122045_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 14 dl
918.76 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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