A165NKSU9EZJ3 – Galaxy A16 firmware
Build A165NKSU9EZJ3 is a feature update for the Galaxy A16 (SM-A165N)
on Android 17 (One UI 9). It first appeared on Samsung's servers on Oct 20, 2026 (method) and has reached
4 regions so far. It keeps bootloader bit 9, so downgrading to the previous build A165NKSS9DZH6 is still possible. Samsung still serves this file.
- Model
- SM-A165N
- Android
- Android 17
- Type
- Feature
- Bootloader bit
- 9
- First released
- Oct 20, 2026
- Regions
- 4
Rollout timeline by region
The date each region code (CSC) first received A165NKSU9EZJ3, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
KOO | South Korea | Oct 20, 2026 | day 0 | A165NKSU9EZJ3/A165NOKR9EZJ3/A165NKSU9EZJ3 |
KTC | South Korea (KT) | Oct 20, 2026 | day 0 | A165NKSU9EZJ3/A165NOKR9EZJ3/A165NKSU9EZJ3 |
LUC | South Korea (LG U+) | Oct 20, 2026 | day 0 | A165NKSU9EZJ3/A165NOKR9EZJ3/A165NKSU9EZJ3 |
SKC | South Korea (SKT) | Oct 20, 2026 | day 0 | A165NKSU9EZJ3/A165NOKR9EZJ3/A165NKSU9EZJ3 |
Download and release notes
samloader download -m SM-A165N -r KOO -v A165NKSU9EZJ3/A165NOKR9EZJ3/A165NKSU9EZJ3Samsung's release notes and security patch level for this update: SM-A165N / KOO on doc.samsungmobile.com. What each part of the build number means: decode A165NKSU9EZJ3.