M307FXXU4CUJ1 – Galaxy M30s firmware
Build M307FXXU4CUJ1 is a feature update for the Galaxy M30s (SM-M307F)
on Android 11 (One UI 3). It first appeared on Samsung's servers on Nov 10, 2021 (method) and has reached
3 regions so far. It keeps bootloader bit 4, so downgrading to the previous build M307FXXU4CUI1 is still possible. Samsung still serves this file.
- Model
- SM-M307F
- Android
- Android 11
- Type
- Feature
- Bootloader bit
- 4
- First released
- Nov 10, 2021
- Regions
- 3
Rollout timeline by region
The date each region code (CSC) first received M307FXXU4CUJ1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
XXV | Vietnam | Nov 10, 2021 | day 0 | M307FXXU4CUJ1/M307FOLM4CUI3/M307FXXU4CUI1 |
THL | Thailand | Nov 14, 2021 | +4 days | M307FXXU4CUJ1/M307FOLM4CUI3/M307FXXU4CUI1 |
XID | Indonesia | Nov 22, 2021 | +12 days | M307FXXU4CUJ1/M307FOLE4CUI3/M307FXXU4CUI1 |
Download and release notes
samloader download -m SM-M307F -r XXV -v M307FXXU4CUJ1/M307FOLM4CUI3/M307FXXU4CUI1Samsung's release notes and security patch level for this update: SM-M307F / XXV on doc.samsungmobile.com. What each part of the build number means: decode M307FXXU4CUJ1.