Samsung Galaxy S24 Ultra (SM-S928N) Firmware Overview
What is the latest SM-S928N firmware?
S928NKSS6EZJ1, released October 13, 2026 with Android 17. It is a security update on bootloader binary 6. The archive holds 24 official builds across 4 regions (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung Galaxy S24 Ultra still getting updates?
Yes. The newest build is from October 2026, and 4 of 4 regions already have a build from that month; the rest usually follow within a few weeks.
Which Android versions did it get?
The SM-S928N builds in the archive run Android 16 to 17. The earliest build we have for each version:
- Android 17: S928NKSU6EZIF (Sep 2026), 8 builds in total
- Android 16: S928NKSS6DZE1 (May 2026), 16 builds in total
Can I downgrade the SM-S928N firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 6:
- Binary 6 — since May 2026
All SM-S928N firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
S928NKSS6EZJ1
Security update
|
6 | SKC | 17 |
2026-10-13 | Download |
|
S928NKSS6EZJ1
Security update
|
6 | LUC | 17 |
2026-10-13 | Download |
|
S928NKSS6EZJ1
Security update
|
6 | KTC | 17 |
2026-10-13 | Download |
|
S928NKSS6EZJ1
Security update
|
6 | KOO | 17 |
2026-10-13 | Download |
|
S928NKSU6EZIF
Feature update
|
6 | SKC | 17 |
2026-09-21 | Download |
|
S928NKSU6EZIF
Feature update
|
6 | LUC | 17 |
2026-09-21 | Download |
|
S928NKSU6EZIF
Feature update
|
6 | KTC | 17 |
2026-09-21 | Download |
|
S928NKSU6EZIF
Feature update
|
6 | KOO | 17 |
2026-09-21 | Download |
|
S928NKSS6DZH2
Security update
|
6 | SKC | 16 |
2026-08-11 | Download |
|
S928NKSS6DZH2
Security update
|
6 | LUC | 16 |
2026-08-11 | Download |
|
S928NKSS6DZH2
Security update
|
6 | KTC | 16 |
2026-08-11 | Download |
|
S928NKSS6DZH2
Security update
|
6 | KOO | 16 |
2026-08-11 | Download |
|
S928NKSS6DZG1
Security update
|
6 | SKC | 16 |
2026-07-03 | Download |
|
S928NKSS6DZG1
Security update
|
6 | KOO | 16 |
2026-07-03 | Download |
|
S928NKSS6DZG1
Security update
|
6 | KTC | 16 |
2026-07-03 | Download |
|
S928NKSS6DZG1
Security update
|
6 | LUC | 16 |
2026-07-03 | Download |
|
S928NKSS6DZF3
Security update
|
6 | SKC | 16 |
2026-06-09 | Download |
|
S928NKSS6DZF3
Security update
|
6 | LUC | 16 |
2026-06-09 | Download |
|
S928NKSS6DZF3
Security update
|
6 | KTC | 16 |
2026-06-09 | Download |
|
S928NKSS6DZF3
Security update
|
6 | KOO | 16 |
2026-06-09 | Download |
|
S928NKSS6DZE1
Security update
|
6 | KOO | 16 |
2026-05-18 | Download |
|
S928NKSS6DZE1
Security update
|
6 | KTC | 16 |
2026-05-18 | Download |
|
S928NKSS6DZE1
Security update
|
6 | SKC | 16 |
2026-05-18 | Download |
|
S928NKSS6DZE1
Security update
|
6 | LUC | 16 |
2026-05-18 | Download |
Latest SM-S928N Firmware by Region
The newest build for each region (CSC) code. Not sure which region your phone uses? See the CSC code guide.
| Region | Latest build | Bit | Android | Date |
|---|---|---|---|---|
| KOO | S928NKSS6EZJ1 | 6 | 17 | 2026-10-13 |
| KTC | S928NKSS6EZJ1 | 6 | 17 | 2026-10-13 |
| LUC | S928NKSS6EZJ1 | 6 | 17 | 2026-10-13 |
| SKC | S928NKSS6EZJ1 | 6 | 17 | 2026-10-13 |
How to Flash SM-S928N Firmware
Put the Samsung Galaxy S24 Ultra into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Pick a build with Bit 6 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.