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 Download Samsung Galaxy S21 Ultra 5G SM-G998B - ATO - G998BXXU3BUKG

Download the firmware flash for Samsung Galaxy S21 Ultra 5G with the code is SM-G998B. This firmware for the region with CSC code is ATO (ATO - Austria). 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 G998BXXU3BUKG and Android version is S(Android 12). This firmware size is 7.6 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 G998BXXU3BUKG
  • CSC VERSION G998BOXM3BUKG
  • ANDROID VERSION S(Android 12)
  • BIT (BINARY/U/SW REV.) 3
  • SIZE 7.6 GB  Full Files
  • MD5 47e44efbddae6b8399ae92d0383e48f9
• Overall stability of functions improved.
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Child files of G998BXXU3BUKG - If you want to download full firmware. Download one file ABOVE instead download all child files
Download Filename Download/Size MD5
AP_G998BXXU3BUKG_G998BXXU3BUKG_SCL22937332_VCL22936777_MCL23104586_SQB46490260_VQB46490261_MQB46490237_REV01_user_low_ship_MULTI_CERT_meta_OS12.tar.md5.zip 48 dl
5.91 GB 		MD5
BL_G998BXXU3BUKG_G998BXXU3BUKG_SCL22937332_VCL22936777_MCL23104586_SQB46490260_VQB46490261_MQB46490237_REV01_user_low_ship_MULTI_CERT.tar.md5.zip 26 dl
9 MB 		MD5
CP_G998BXXU3BUKG_CP21204531_SCL22937332_VCL22936777_MCL23104586_SQB46490260_VQB46490261_MQB46490237_REV01_user_low_ship_MULTI_CERT.tar.md5.zip 36 dl
32.31 MB 		MD5
CSC_OXM_G998BOXM3BUKG_SCL22937332_VCL22936777_MCL23104586_SQB46490260_VQB46490261_MQB46490237_REV01_user_low_ship_MULTI_CERT.tar.md5.zip 29 dl
812.07 MB 		MD5
HOME_CSC_OXM_G998BOXM3BUKG_SCL22937332_VCL22936777_MCL23104586_SQB46490260_VQB46490261_MQB46490237_REV01_user_low_ship_MULTI_CERT.tar.md5.zip 33 dl
811.7 MB 		MD5
Lastest combinations Galaxy S21 Ultra 5G SM-G998B
Device Version Bit/SW REV. FA Change list
SM-G998B / Galaxy S21 Ultra 5G G998BXXU6AWA1 6 FAR0 CL25915284
SM-G998B / Galaxy S21 Ultra 5G G998BXXU5AVD1 5 FAR0 CL24116285
SM-G998B / Galaxy S21 Ultra 5G G998BXXU4AUL1 4 FAR0 CL23342155
SM-G998B / Galaxy S21 Ultra 5G G998BXXU3AUD3 3 FAR0 CL21561395
SM-G998B / Galaxy S21 Ultra 5G G998BXXU2AUD2 2 FAR0 CL21483477
All combinations
 Recent posts
 How to flash Samsung Galaxy S21 Ultra 5G SM-G998B 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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