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 Download Samsung Galaxy S21 Ultra SM-G998N - KTC - G998NKSS3BULC

Download the firmware flash for Samsung Galaxy S21 Ultra with the code is SM-G998N. This firmware for the region with CSC code is KTC (KTC - South Korea). 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 G998NKSS3BULC and Android version is S(Android 12). This firmware size is 6.24 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 G998NKSS3BULC
  • CSC VERSION G998NOKR3BULC
  • ANDROID VERSION S(Android 12)
  • BIT (BINARY/U/SW REV.) 3
  • SIZE 6.24 GB  Full Files
  • MD5 0b513602516c5ce24df5643148a4d86d
• 단말 동작 관련 안정화 코드 적용
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Child files of G998NKSS3BULC - If you want to download full firmware. Download one file ABOVE instead download all child files
Download Filename Download/Size MD5
AP_G998NKSS3BULC_G998NKSS3BULC_SCL22937332_VCL22936777_MCL23084513_SQB47545337_VQB47545338_MQB47545319_REV01_user_low_ship_MULTI_CERT_meta_OS12.tar.md5.zip 1 dl
6.06 GB 		MD5
BL_G998NKSS3BULC_G998NKSS3BULC_SCL22937332_VCL22936777_MCL23084513_SQB47545337_VQB47545338_MQB47545319_REV01_user_low_ship_MULTI_CERT.tar.md5.zip 7 dl
8.99 MB 		MD5
CP_G998NKOU3BUKF_CP21186277_SCL22937332_VCL22936777_MCL23065448_SQB46354675_VQB46354676_MQB46354639_REV01_user_low_ship_MULTI_CERT.tar.md5.zip 4 dl
32.27 MB 		MD5
CSC_OKR_G998NOKR3BULC_SCL22937332_VCL22936777_MCL23084513_SQB47545337_VQB47545338_MQB47545319_REV01_user_low_ship_MULTI_CERT.tar.md5.zip 1 dl
41.66 MB 		MD5
HOME_CSC_OKR_G998NOKR3BULC_SCL22937332_VCL22936777_MCL23084513_SQB47545337_VQB47545338_MQB47545319_REV01_user_low_ship_MULTI_CERT.tar.md5.zip 1 dl
41.66 MB 		MD5
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 How to flash Samsung Galaxy S21 Ultra SM-G998N 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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