Samsung Galaxy Z Fold5 (SM-F946N) Firmware Overview
What is the latest SM-F946N firmware?
F946NTBU6HZIK, released October 7, 2026 with Android 17. It is a feature update on bootloader binary 6. The archive holds 20 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 Z Fold5 still getting updates?
Yes. The newest build is from October 2026, and 1 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-F946N builds in the archive run Android 16 to 17. The earliest build we have for each version:
- Android 17: F946NKSU6HZIJ (Sep 2026), 5 builds in total
- Android 16: F946NTBS6GZG3 (Jul 2026), 15 builds in total
Can I downgrade the SM-F946N 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 Jul 2026
All SM-F946N firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
F946NTBU6HZIK
Feature update
|
6 | KOO | 17 |
2026-10-07 | Download |
|
F946NKSU6HZIJ
Feature update
|
6 | LUC | 17 |
2026-09-29 | Download |
|
F946NKSU6HZIJ
Feature update
|
6 | SKC | 17 |
2026-09-29 | Download |
|
F946NKSU6HZIJ
Feature update
|
6 | KTC | 17 |
2026-09-29 | Download |
|
F946NKSU6HZIJ
Feature update
|
6 | KOO | 17 |
2026-09-29 | Download |
|
F946NTBS6GZI2
Security update
|
6 | KOO | 16 |
2026-09-11 | Download |
|
F946NKSS6GZI2
Security update
|
6 | KTC | 16 |
2026-09-11 | Download |
|
F946NKSS6GZI2
Security update
|
6 | LUC | 16 |
2026-09-11 | Download |
|
F946NKSS6GZI2
Security update
|
6 | SKC | 16 |
2026-09-11 | Download |
|
F946NKSS6GZI2
Security update
|
6 | KOO | 16 |
2026-09-11 | Download |
|
F946NTBS6GZH5
Security update
|
6 | KOO | 16 |
2026-08-14 | Download |
|
F946NKSS6GZH5
Security update
|
6 | SKC | 16 |
2026-08-13 | Download |
|
F946NKSS6GZH5
Security update
|
6 | KTC | 16 |
2026-08-13 | Download |
|
F946NKSS6GZH5
Security update
|
6 | LUC | 16 |
2026-08-13 | Download |
|
F946NKSS6GZH5
Security update
|
6 | KOO | 16 |
2026-08-13 | Download |
|
F946NTBS6GZG3
Security update
|
6 | KOO | 16 |
2026-07-09 | Download |
|
F946NKSS6GZG3
Security update
|
6 | SKC | 16 |
2026-07-09 | Download |
|
F946NKSS6GZG3
Security update
|
6 | KOO | 16 |
2026-07-09 | Download |
|
F946NKSS6GZG3
Security update
|
6 | LUC | 16 |
2026-07-09 | Download |
|
F946NKSS6GZG3
Security update
|
6 | KTC | 16 |
2026-07-09 | Download |
Latest SM-F946N 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 | F946NTBU6HZIK | 6 | 17 | 2026-10-07 |
| KTC | F946NKSU6HZIJ | 6 | 17 | 2026-09-29 |
| LUC | F946NKSU6HZIJ | 6 | 17 | 2026-09-29 |
| SKC | F946NKSU6HZIJ | 6 | 17 | 2026-09-29 |
How to Flash SM-F946N Firmware
Put the Samsung Galaxy Z Fold5 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.