A3360ZHSIGZE1 – Galaxy A33 5G firmware
Build A3360ZHSIGZE1 is a security update for the Galaxy A33 5G (SM-A3360)
on Android 16 (One UI 8). It first appeared on Samsung's servers on May 27, 2026 (method) and has reached
1 region so far. It raises the bootloader bit from 17 to 18: once installed, the device no longer accepts firmware with bit 17 or lower, so a downgrade to A3360ZHSHGZB6 is blocked. Samsung still serves this file.
- Model
- SM-A3360
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 18
- First released
- May 27, 2026
- Regions
- 1
Rollout timeline by region
The date each region code (CSC) first received A3360ZHSIGZE1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
TGY | Hong Kong | May 27, 2026 | day 0 | A3360ZHSIGZE1/A3360TGYIGZE1/A3360ZHSIGZE1 |
Download and release notes
samloader download -m SM-A3360 -r TGY -v A3360ZHSIGZE1/A3360TGYIGZE1/A3360ZHSIGZE1Samsung's release notes and security patch level for this update: SM-A3360 / TGY on doc.samsungmobile.com. What each part of the build number means: decode A3360ZHSIGZE1.