J330FXXU4CZC1 – Galaxy J3 firmware
Build J330FXXU4CZC1 is a feature update for the Galaxy J3 (SM-J330F)
on Android 9. It first appeared on Samsung's servers on Apr 15, 2026 (method) and has reached
2 regions so far. It keeps bootloader bit 4, so downgrading to the previous build J330FXWS4CUD4 is still possible. Samsung still serves this file.
- Model
- SM-J330F
- Android
- Android 9
- Type
- Feature
- Bootloader bit
- 4
- First released
- Apr 15, 2026
- Regions
- 2
Rollout timeline by region
The date each region code (CSC) first received J330FXXU4CZC1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
AUT | Switzerland | Apr 15, 2026 | day 0 | J330FXXU4CZC1/J330FAUT4CZC1/J330FXXU4CZB1 |
NEE | Nordic countries | Apr 15, 2026 | day 0 | J330FXXU4CZC1/J330FNEE4CZC1/J330FXXU4CZB1 |
Download and release notes
samloader download -m SM-J330F -r AUT -v J330FXXU4CZC1/J330FAUT4CZC1/J330FXXU4CZB1Samsung's release notes and security patch level for this update: SM-J330F / AUT on doc.samsungmobile.com. What each part of the build number means: decode J330FXXU4CZC1.