A530FXXULCZB3 – Galaxy A8 firmware
Build A530FXXULCZB3 is a feature update for the Galaxy A8 (SM-A530F)
on Android 9. It first appeared on Samsung's servers on Apr 16, 2026 (method) and has reached
2 regions so far. It keeps bootloader bit 21, so downgrading to the previous build A530FXXULCZB5 is still possible. Samsung still serves this file.
- Model
- SM-A530F
- Android
- Android 9
- Type
- Feature
- Bootloader bit
- 21
- First released
- Apr 16, 2026
- Regions
- 2
Rollout timeline by region
The date each region code (CSC) first received A530FXXULCZB3, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
IUS | Mexico (AT&T) | Apr 16, 2026 | day 0 | A530FXXULCZB3/A530FUWELCZB4/A530FXXULCVB1 |
MXO | Mexico | Apr 16, 2026 | day 0 | A530FXXULCZB3/A530FUWBLCZB3/A530FXXULCVB1 |
Download and release notes
samloader download -m SM-A530F -r IUS -v A530FXXULCZB3/A530FUWELCZB4/A530FXXULCVB1Samsung's release notes and security patch level for this update: SM-A530F / IUS on doc.samsungmobile.com. What each part of the build number means: decode A530FXXULCZB3.