Galaxy S24 Ultra SM-S928N BIT 1 – Dead Boot & IMEI Repair

The Galaxy S24 Ultra SM-S928N BIT 1 repair pack (Firmware S928NKSS4BYG8, Android 15) is built for the Korean Snapdragon variant of Samsung’s 2024 flagship. With Android 15 (One UI 7) and BIT 1 firmware, this pack gives GSM repair technicians the tools to fix dead boot devices, restore IMEI, repair EFS partitions, remove MDM restrictions, and unlock Korean carriers (SKT, KT, LG U+) via CPID server integration.

Device & Firmware Information

• Model: Galaxy S24 Ultra SM-S928N (Korean Snapdragon 8 Gen 3)

• Firmware Version / PDA: S928NKSS4BYG8

• CSC: KOO (Korea Open)

• Bit / SW REV.: BIT 1

• OS / UI: Android 15, One UI 7

• Security Patch Level: July 2025

• Build Date: 2025-07

• Firmware Size: ~10–11 GB

• Firmware Download: https://samfw.com/firmware/SM-S928N/S928NKSS4BYG8

• Chipset: Qualcomm Snapdragon 8 Gen 3 (4 nm)

Capabilities of the Pack

• ✅ Repair dead boot / Qualcomm 9008 devices via Emergency Download Mode

• ✅ Restore EFS partition and full IMEI repair

• ✅ Remove MDM / enterprise locks such as PayJoy or RentCenter

• ✅ Unlock carriers (SKT, KT, LG U+) using CPID server integration

• ✅ Compatible with Qualcomm repair tools (QFIL, Hydra, Octoplus, EFT Pro, etc.)

How to Flash DEBUG_EMERGENCY_DOWNLOAD (SM-S928N BIT 1 – S928NKSS4BYG8)

1. Install the latest Qualcomm HS-USB QDLoader 9008 drivers: https://developer.qualcomm.com

2. Connect device in EDL (Qualcomm 9008) mode.

   • If not detected, use test points on the S928N board.

3. Launch QFIL or another Qualcomm repair tool: https://androidmtk.com/download-qualcomm-flash-image-loader-qfil

4. Load the DEBUG_EMERGENCY_DOWNLOAD.mbn/bin file from this BIT 1 package.

5. Start the flash and wait for successful confirmation.

6. Reboot device (Power + Vol Down).

7. If IMEI/network still fails → flash the included EFS_ENG file.

8. For carrier unlock or MDM removal, process via https://imeirepairserver.store/services.

Important Notes

• This pack is specific to Galaxy S24 Ultra SM-S928N BIT 1 (Firmware S928NKSS4BYG8, Android 15).

• Flashing on another model or bit may cause permanent damage.

• Always back up EFS and user data before repair operations.

With the S928NKSS4BYG8 BIT 1 DEBUG_EMERGENCY_DOWNLOAD pack, GSM service providers can fully restore the Galaxy S24 Ultra SM-S928N — fixing dead boot, repairing IMEI/EFS, bypassing MDM, and unlocking carriers through https://imeirepairserver.store/services.