Samsung Galaxy A18 (SM-A185N) Firmware Overview
What is the latest SM-A185N firmware?
A185NKSS1AZJ1, released October 16, 2026 with Android 17. It is a security update on bootloader binary 1. The archive holds 8 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 A18 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.
Can I downgrade the SM-A185N firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 1:
- Binary 1 — since Aug 2026
All SM-A185N firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
A185NKSS1AZJ1
Security update
|
1 | SKC | 17 |
2026-10-16 | Download |
|
A185NKSS1AZJ1
Security update
|
1 | KTC | 17 |
2026-10-16 | Download |
|
A185NKSS1AZJ1
Security update
|
1 | LUC | 17 |
2026-10-16 | Download |
|
A185NKSS1AZJ1
Security update
|
1 | KOO | 17 |
2026-10-16 | Download |
|
A185NKSU1AZHG
Feature update
|
1 | SKC | 17 |
2026-08-27 | Download |
|
A185NKSU1AZHG
Feature update
|
1 | KOO | 17 |
2026-08-27 | Download |
|
A185NKSU1AZHG
Feature update
|
1 | KTC | 17 |
2026-08-27 | Download |
|
A185NKSU1AZHG
Feature update
|
1 | LUC | 17 |
2026-08-27 | Download |
Latest SM-A185N 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 | A185NKSS1AZJ1 | 1 | 17 | 2026-10-16 |
| KTC | A185NKSS1AZJ1 | 1 | 17 | 2026-10-16 |
| LUC | A185NKSS1AZJ1 | 1 | 17 | 2026-10-16 |
| SKC | A185NKSS1AZJ1 | 1 | 17 | 2026-10-16 |
How to Flash SM-A185N Firmware
Put the Samsung Galaxy A18 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 1 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.