Samsung SM-F721N Firmware Overview
What is the latest SM-F721N firmware?
F721NKSU8IZJC, released November 3, 2026 with Android 16. It is a feature update on bootloader binary 8. 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 SM-F721N still getting updates?
Yes. The newest build is from November 2026, and 4 of 4 regions already have a build from that month; the rest usually follow within a few weeks.
Can I downgrade the SM-F721N firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 8:
- Binary 8 — since Jun 2026
All SM-F721N firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
F721NKSU8IZJC
Feature update
|
8 | KOO | 16 |
2026-11-03 | Download |
|
F721NKSU8IZJC
Feature update
|
8 | KTC | 16 |
2026-11-03 | Download |
|
F721NKSU8IZJC
Feature update
|
8 | LUC | 16 |
2026-11-03 | Download |
|
F721NKSU8IZJC
Feature update
|
8 | KOO | 16 |
2026-11-03 | Download |
|
F721NKSU8IZJC
Feature update
|
8 | SKC | 16 |
2026-11-03 | Download |
|
F721NKSS8IZH2
Security update
|
8 | KOO | 16 |
2026-08-18 | Download |
|
F721NKSS8IZH2
Security update
|
8 | KOO | 16 |
2026-08-18 | Download |
|
F721NKSS8IZH2
Security update
|
8 | SKC | 16 |
2026-08-18 | Download |
|
F721NKSS8IZH2
Security update
|
8 | KTC | 16 |
2026-08-18 | Download |
|
F721NKSS8IZH2
Security update
|
8 | LUC | 16 |
2026-08-18 | Download |
|
F721NKSS8IZG2
Security update
|
8 | KOO | 16 |
2026-07-10 | Download |
|
F721NKSS8IZG2
Security update
|
8 | SKC | 16 |
2026-07-09 | Download |
|
F721NKSS8IZG2
Security update
|
8 | KTC | 16 |
2026-07-09 | Download |
|
F721NKSS8IZG2
Security update
|
8 | LUC | 16 |
2026-07-09 | Download |
|
F721NKSS8IZG2
Security update
|
8 | KOO | 16 |
2026-07-09 | Download |
|
F721NKSS8IZF1
Security update
|
8 | KOO | 16 |
2026-06-11 | Download |
|
F721NKSS8IZF1
Security update
|
8 | SKC | 16 |
2026-06-11 | Download |
|
F721NKSS8IZF1
Security update
|
8 | KOO | 16 |
2026-06-11 | Download |
|
F721NKSS8IZF1
Security update
|
8 | LUC | 16 |
2026-06-11 | Download |
|
F721NKSS8IZF1
Security update
|
8 | KTC | 16 |
2026-06-11 | Download |
Latest SM-F721N 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 | F721NKSU8IZJC | 8 | 16 | 2026-11-03 |
| KTC | F721NKSU8IZJC | 8 | 16 | 2026-11-03 |
| LUC | F721NKSU8IZJC | 8 | 16 | 2026-11-03 |
| SKC | F721NKSU8IZJC | 8 | 16 | 2026-11-03 |
How to Flash SM-F721N Firmware
Put the Samsung SM-F721N 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 8 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.