A336NKSSCGYL1 – Galaxy A33 5G firmware
Build A336NKSSCGYL1 is a security update for the Galaxy A33 5G (SM-A336N)
on Android 16 (One UI 8). It first appeared on Samsung's servers on Dec 17, 2025 (method) and has reached
4 regions so far. It keeps bootloader bit 12, so downgrading to the previous build A336NKSSCGYK2 is still possible. Samsung still serves this file.
- Model
- SM-A336N
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 12
- First released
- Dec 17, 2025
- Regions
- 4
Rollout timeline by region
The date each region code (CSC) first received A336NKSSCGYL1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
KOO | South Korea | Dec 17, 2025 | day 0 | A336NKSSCGYL1/A336NOKRCGYL1/A336NKOSCGYL1 |
KTC | South Korea (KT) | Dec 17, 2025 | day 0 | A336NKSSCGYL1/A336NOKRCGYL1/A336NKOSCGYL1 |
LUC | South Korea (LG U+) | Dec 17, 2025 | day 0 | A336NKSSCGYL1/A336NOKRCGYL1/A336NKOSCGYL1 |
SKC | South Korea (SKT) | Dec 17, 2025 | day 0 | A336NKSSCGYL1/A336NOKRCGYL1/A336NKOSCGYL1 |
Download and release notes
samloader download -m SM-A336N -r KOO -v A336NKSSCGYL1/A336NOKRCGYL1/A336NKOSCGYL1Samsung's release notes and security patch level for this update: SM-A336N / KOO on doc.samsungmobile.com. What each part of the build number means: decode A336NKSSCGYL1.