S931BXXSBCZG3 – Galaxy S25 firmware
Build S931BXXSBCZG3 is a security update for the Galaxy S25 (SM-S931B)
on Android 16 (One UI 8). It first appeared on Samsung's servers on Jul 13, 2026 (method) and has reached
91 regions so far. It raises the bootloader bit from 10 to 11: once installed, the device no longer accepts firmware with bit 10 or lower, so a downgrade to S931BXXSACZF2 is blocked. Samsung still serves this file.
- Model
- SM-S931B
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 11
- First released
- Jul 13, 2026
- Regions
- 91
Rollout timeline by region
The date each region code (CSC) first received S931BXXSBCZG3, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
SLK | Sri Lanka | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
ACR | Ghana | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
AFR | Africa | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
DKR | Senegal | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
ECT | Nigeria | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
INS | India | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
LYS | Libya | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
MID | Middle East | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
MWD | Morocco | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
NPB | Nepal | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
TUN | Tunisia | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
XFA | South Africa | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
XFV | South Africa (Vodacom) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
AFG | Afghanistan | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
BOG | France (Bouygues) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
CAU | Caucasus | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
EGY | Egypt | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
EUX | Europe (Multi-CSC) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
EUY | Europe (Multi-CSC) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
ILO | Israel | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
KSA | Saudi Arabia | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
MEO | Portugal (MEO) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
MOB | Austria (A1) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
MOT | Slovenia (Telekom) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
MSR | Serbia | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
PAK | Pakistan | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
PKD | Pakistan | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
PLS | Poland (Plus) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
PRT | Poland (Play) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
SER | Russia | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
SFR | France (SFR) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
SIM | Slovenia (A1) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
SKZ | Kazakhstan | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
SWC | Switzerland | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
TOP | Serbia/Montenegro | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
TUR | Turkey | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
VIP | Croatia (A1) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
XSG | United Arab Emirates | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
XSP | Singapore | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
XTC | Philippines | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
XXV | Vietnam | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
GLB | Philippines (Globe) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
MM1 | Singapore (M1) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
SIN | Singapore (Singtel) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
STH | Singapore (StarHub) | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
THL | Thailand | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
XID | Indonesia | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
XME | Malaysia | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
XNZ | New Zealand | Jul 13, 2026 | day 0 | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
ARO | Argentina | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
BVO | Bolivia | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
CDR | Dominican Republic | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
COM | Colombia (Claro) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
CTI | Argentina (Claro) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
GTO | Guatemala | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
PSN | Argentina (Personal) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
TPA | Panama | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
UFN | Argentina (Movistar) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
ZTA | Brazil (Claro) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
ZTM | Brazil (TIM) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
ZTO | Brazil | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
ZVV | Brazil (Vivo) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
XSA | Australia | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
OPS | Australia (Optus) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
TEL | Australia (Telstra) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
VAU | Australia (Vodafone) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3 |
CGU | Guatemala (Claro) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
CRC | Costa Rica | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
DOR | Dominican Republic | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
EBE | Ecuador | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
ECO | Ecuador | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
GLO | Nigeria (Glo) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
PEO | Peru | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
PET | Peru (Movistar) | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
PGU | Guatemala | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
PNT | Panama | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
SAM | Oceania | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
UYO | Uruguay | Jul 15, 2026 | +2 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
COB | Colombia (Movistar) | Jul 20, 2026 | +7 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
COL | Colombia | Jul 20, 2026 | +7 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
COO | Colombia | Jul 20, 2026 | +7 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
IUS | Mexico (AT&T) | Jul 20, 2026 | +7 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
MXO | Mexico | Jul 20, 2026 | +7 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
TCE | Mexico (Telcel) | Jul 20, 2026 | +7 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
TMM | Myanmar | Jul 20, 2026 | +7 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
CHE | Chile (Entel) | Jul 20, 2026 | +7 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
CHL | Chile (Claro) | Jul 20, 2026 | +7 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
CHO | Chile | Jul 20, 2026 | +7 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
CHT | Chile (Movistar) | Jul 20, 2026 | +7 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
TGP | Paraguay | Aug 4, 2026 | +22 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
UPO | Uruguay | Aug 4, 2026 | +22 days | S931BXXSBCZG3/S931BOWOBCZG3/S931BXXSBCZG3 |
Download and release notes
samloader download -m SM-S931B -r EUX -v S931BXXSBCZG3/S931BOXMBCZG3/S931BXXSBCZG3Samsung's release notes and security patch level for this update: SM-S931B / EUX on doc.samsungmobile.com. What each part of the build number means: decode S931BXXSBCZG3.