Galaxy A16 SM-A165N firmware
The latest stable build is A165NKSU9EZJ3 (Android 17, feature update), first released on Oct 20, 2026 – 17 days ago. Samsung has published 16 stable builds for this model since Nov 11, 2024: 11 security and 5 feature updates, from Android 14 to Android 17. The current bootloader (binary) version is 9. A device on bit 9 only accepts firmware with bit 9 or higher – see downgrading and the bootloader bit.
- Latest build
A165NKSU9EZJ3- Released
- Oct 20, 2026
- Android
- Android 17
- Bootloader bit
- 9
- Regions
- 4
- Stable builds
- 16
Latest firmware by region (CSC)
Samsung builds firmware per region code (CSC). Pick the code that matches your device – it is shown under Settings › About phone › Software information › Service provider software version. Follow a code for its complete history.
| CSC | Region | Latest build | Android | Released | Builds |
|---|---|---|---|---|---|
KOO | South Korea | A165NKSU9EZJ3 | Android 17 | Oct 20, 2026 | 16 |
KTC | South Korea (KT) | A165NKSU9EZJ3 | Android 17 | Oct 20, 2026 | 16 |
LUC | South Korea (LG U+) | A165NKSU9EZJ3 | Android 17 | Oct 20, 2026 | 16 |
SKC | South Korea (SKT) | A165NKSU9EZJ3 | Android 17 | Oct 20, 2026 | 16 |
Firmware history (16 builds)
Every stable build (PDA version) Samsung has published for the SM-A165N, newest first. “” is the earliest date the build appeared on Samsung's servers in any region. “” means Samsung no longer serves the file for that build.
| Build (PDA) | Released | Android | Type | Bit | Regions | File |
|---|---|---|---|---|---|---|
A165NKSU9EZJ3 | Oct 20, 2026 | Android 17 | Feature | 9 | 4 | on server |
A165NKSS9DZH6 | Sep 9, 2026 | Android 16 | Security | 9 | 4 | on server |
A165NKSS8DZG1 | Jul 29, 2026 | Android 16 | Security | 8 | 4 | on server |
A165NKSS7DZF1 | Jun 17, 2026 | Android 16 | Security | 7 | 4 | on server |
A165NKSU7DZE7 | May 31, 2026 | Android 16 | Feature | 7 | 4 | on server |
A165NKSS7CZC8 | Apr 20, 2026 | Android 16 | Security | 7 | 4 | on server |
A165NKSS6CZB4 | Mar 4, 2026 | Android 16 | Security | 6 | 4 | on server |
A165NKSS5CZA1 | Jan 28, 2026 | Android 16 | Security | 5 | 4 | on server |
A165NKSS4CYL1 | Dec 17, 2025 | Android 16 | Security | 4 | 4 | on server |
A165NKSU3CYK1 | Nov 23, 2025 | Android 16 | Feature | 3 | 4 | on server |
A165NKSS3BYH1 | Aug 12, 2025 | Android 15 | Security | 3 | 4 | on server |
A165NKSU2BYE2 | May 18, 2025 | Android 15 | Feature | 2 | 4 | on server |
A165NKSS2AYB2 | Mar 16, 2025 | Android 14 | Security | 2 | 4 | on server |
A165NKSS2AYA1 | Jan 23, 2025 | Android 14 | Security | 2 | 4 | on server |
A165NKSS2AXL1 | Dec 18, 2024 | Android 14 | Security | 2 | 4 | on server |
A165NKSU1AXJ6 | Nov 11, 2024 | Android 14 | Feature | 1 | 4 | on server |
How to download SM-A165N firmware
We do not host firmware. Download it directly from Samsung's servers with a free open-source tool, for example samloader:
samloader download -m SM-A165N -r KOOReplace KOO with your region code. Step-by-step instructions, including a graphical alternative:
How to download Samsung firmware.
Changelog and security patch level
Samsung publishes the release notes for each update, including the security patch level, on its own site. They are listed per region – for example SM-A165N / KOO release notes on doc.samsungmobile.com. Each region page here links to the notes for that code.