Samsung SM-N981B Firmware Overview
What is the latest SM-N981B firmware?
N981BXXSIHYH3, released September 15, 2025 with Android 13. It is a security update on bootloader binary 18. The archive holds 20 official builds across 20 regions (CSC).
Is the Samsung SM-N981B still getting updates?
Most likely not: there has been no new firmware since September 2025, so Android 13 is the last version this model got. The final builds below are still the best choice for a clean reinstall.
Can I downgrade the SM-N981B firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 18:
- Binary 18 — since Aug 2025
All SM-N981B firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
N981BXXSIHYH3
Security update
|
18 | SLK | 13 |
2025-09-15 | Download |
|
N981BXXSIHYH3
Security update
|
18 | DBT | 13 |
2025-09-10 | Download |
|
N981BXXSIHYH3
Security update
|
18 | ATO | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | BGL | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | LUX | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | PHN | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | TPH | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | ROM | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | XEZ | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | XEF | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | XEH | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | ITV | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | SIO | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | PHE | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | NEE | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | BTU | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | XEO | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | VD2 | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | VDI | 13 |
2025-09-09 | Download |
|
N981BXXSIHYH3
Security update
|
18 | OMN | 13 |
2025-09-09 | Download |
Latest SM-N981B 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 |
|---|---|---|---|---|
| ATO | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| BGL | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| BTU | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| DBT | N981BXXSIHYH3 | 18 | 13 | 2025-09-10 |
| ITV | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| LUX | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| NEE | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| OMN | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| PHE | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| PHN | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| ROM | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| SIO | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| SLK | N981BXXSIHYH3 | 18 | 13 | 2025-09-15 |
| TPH | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| VD2 | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| VDI | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| XEF | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| XEH | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| XEO | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
| XEZ | N981BXXSIHYH3 | 18 | 13 | 2025-09-09 |
How to Flash SM-N981B Firmware
Put the Samsung SM-N981B 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 18 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.