A315FXXS4DWH1 – Galaxy A31 firmware
Build A315FXXS4DWH1 is a security update for the Galaxy A31 (SM-A315F)
on Android 12 (One UI 4). It first appeared on Samsung's servers on Aug 15, 2023 (method) and has reached
22 regions so far. It raises the bootloader bit from 3 to 4: once installed, the device no longer accepts firmware with bit 3 or lower, so a downgrade to A315FXXS3DWF1 is blocked. Samsung still serves this file.
- Model
- SM-A315F
- Android
- Android 12
- Type
- Security
- Bootloader bit
- 4
- First released
- Aug 15, 2023
- Regions
- 22
Rollout timeline by region
The date each region code (CSC) first received A315FXXS4DWH1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
SER | Russia | Aug 15, 2023 | day 0 | A315FXXS4DWH1/A315FOXM4DWH1/A315FXXS4DWH1 |
CAU | Caucasus | Aug 20, 2023 | +5 days | A315FXXS4DWH1/A315FOXM4DWH1/A315FXXS4DWH1 |
SEK | Ukraine | Aug 20, 2023 | +5 days | A315FXXS4DWH1/A315FOXM4DWH1/A315FXXS4DWH1 |
SKZ | Kazakhstan | Aug 20, 2023 | +5 days | A315FXXS4DWH1/A315FOXM4DWH1/A315FXXS4DWH1 |
ACR | Ghana | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
AFG | Afghanistan | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
AFR | Africa | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
DKR | Senegal | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
ECT | Nigeria | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
EGY | Egypt | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
KSA | Saudi Arabia | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
LYS | Libya | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
MID | Middle East | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
MWD | Morocco | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
PAK | Pakistan | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
TUN | Tunisia | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
XFA | South Africa | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
XFV | South Africa (Vodacom) | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
XFE | South Africa | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
XSG | United Arab Emirates | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
TUR | Turkey | Aug 21, 2023 | +6 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
ILO | Israel | Aug 28, 2023 | +13 days | A315FXXS4DWH1/A315FOJM4DWH1/A315FXXS4DWH1 |
Download and release notes
samloader download -m SM-A315F -r SER -v A315FXXS4DWH1/A315FOXM4DWH1/A315FXXS4DWH1Samsung'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 A315FXXS4DWH1.