J730FXXU8CZC3 – Galaxy J7 firmware
Build J730FXXU8CZC3 is a feature update for the Galaxy J7 (SM-J730F)
on Android 9. It first appeared on Samsung's servers on Apr 15, 2026 (method) and has reached
3 regions so far. It keeps bootloader bit 8, so downgrading to the previous build J730FXWU8CUG1 is still possible. Samsung still serves this file.
- Model
- SM-J730F
- Android
- Android 9
- Type
- Feature
- Bootloader bit
- 8
- First released
- Apr 15, 2026
- Regions
- 3
Not yet released in 51 regions that are still on an older build: ACR, AFG, AFR, ATL, ATO, BNG, BOG, CEL, DBT, DKR, ECT, EGY, ETL, EUR and 37 more.
Rollout timeline by region
The date each region code (CSC) first received J730FXXU8CZC3, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
AUT | Switzerland | Apr 15, 2026 | day 0 | J730FXXU8CZC3/J730FAUT8CZC3/J730FXXU8CUE8 |
NEE | Nordic countries | Apr 15, 2026 | day 0 | J730FXXU8CZC3/J730FNEE8CZC3/J730FXXU8CUE8 |
PHN | Netherlands | Apr 15, 2026 | day 0 | J730FXXU8CZC3/J730FPHN8CZC3/J730FXXU8CUE8 |
Download and release notes
samloader download -m SM-J730F -r AUT -v J730FXXU8CZC3/J730FAUT8CZC3/J730FXXU8CUE8Samsung's release notes and security patch level for this update: SM-J730F / AUT on doc.samsungmobile.com. What each part of the build number means: decode J730FXXU8CZC3.