A315FXXS5DXB1 – Galaxy A31 firmware
Build A315FXXS5DXB1 is a security update for the Galaxy A31 (SM-A315F)
on Android 12 (One UI 4). It first appeared on Samsung's servers on Feb 20, 2024 (method) and has reached
22 regions so far. It raises the bootloader bit from 4 to 5: once installed, the device no longer accepts firmware with bit 4 or lower, so a downgrade to A315FXXU4DWI2 is blocked. Samsung still serves this file.
- Model
- SM-A315F
- Android
- Android 12
- Type
- Security
- Bootloader bit
- 5
- First released
- Feb 20, 2024
- Regions
- 22
Rollout timeline by region
The date each region code (CSC) first received A315FXXS5DXB1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
SER | Russia | Feb 20, 2024 | day 0 | A315FXXS5DXB1/A315FOXM5DXB1/A315FXXS5DXB1 |
CAU | Caucasus | Feb 21, 2024 | +1 day | A315FXXS5DXB1/A315FOXM5DXB1/A315FXXS5DXB1 |
SEK | Ukraine | Feb 21, 2024 | +1 day | A315FXXS5DXB1/A315FOXM5DXB1/A315FXXS5DXB1 |
SKZ | Kazakhstan | Feb 21, 2024 | +1 day | A315FXXS5DXB1/A315FOXM5DXB1/A315FXXS5DXB1 |
EGY | Egypt | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
MWD | Morocco | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
ACR | Ghana | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
AFG | Afghanistan | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
AFR | Africa | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
DKR | Senegal | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
ECT | Nigeria | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
ILO | Israel | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
KSA | Saudi Arabia | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
LYS | Libya | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
MID | Middle East | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
TUN | Tunisia | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
TUR | Turkey | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
XFA | South Africa | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
XFE | South Africa | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
XFV | South Africa (Vodacom) | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
XSG | United Arab Emirates | Feb 28, 2024 | +8 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
PAK | Pakistan | Feb 29, 2024 | +9 days | A315FXXS5DXB1/A315FOJM5DXB1/A315FXXS5DXB1 |
Download and release notes
samloader download -m SM-A315F -r SER -v A315FXXS5DXB1/A315FOXM5DXB1/A315FXXS5DXB1Samsung's release notes and security patch level for this update: SM-A315F / SER on doc.samsungmobile.com. What each part of the build number means: decode A315FXXS5DXB1.