M307FXXU4CUI1 – Galaxy M30s firmware
Build M307FXXU4CUI1 is a feature update for the Galaxy M30s (SM-M307F)
on Android 11 (One UI 3). It first appeared on Samsung's servers on Oct 12, 2021 (method) and has reached
3 regions so far. It keeps bootloader bit 4, so downgrading to the previous build M307FXXS4CUI2 is still possible. Samsung still serves this file.
- Model
- SM-M307F
- Android
- Android 11
- Type
- Feature
- Bootloader bit
- 4
- First released
- Oct 12, 2021
- Regions
- 3
Rollout timeline by region
The date each region code (CSC) first received M307FXXU4CUI1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
BKD | Bangladesh | Oct 12, 2021 | day 0 | M307FXXU4CUI1/M307FODM4CUI1/M307FXXU4CUI1 |
INS | India | Oct 12, 2021 | day 0 | M307FXXU4CUI1/M307FODM4CUI1/M307FXXU4CUI1 |
NPB | Nepal | Oct 12, 2021 | day 0 | M307FXXU4CUI1/M307FODM4CUI1/M307FXXU4CUI1 |
Download and release notes
samloader download -m SM-M307F -r INS -v M307FXXU4CUI1/M307FODM4CUI1/M307FXXU4CUI1Samsung's release notes and security patch level for this update: SM-M307F / INS on doc.samsungmobile.com. What each part of the build number means: decode M307FXXU4CUI1.