F956BXXS4DZI1 – Galaxy Z Fold6 firmware
Build F956BXXS4DZI1 is a security update for the Galaxy Z Fold6 (SM-F956B)
on Android 16 (One UI 8). It first appeared on Samsung's servers on Sep 28, 2026 (method) and has reached
77 regions so far. It keeps bootloader bit 4, so downgrading to the previous build F956BXXS4DZH5 is still possible. Samsung still serves this file.
- Model
- SM-F956B
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 4
- First released
- Sep 28, 2026
- Regions
- 77
Rollout timeline by region
The date each region code (CSC) first received F956BXXS4DZI1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
XXV | Vietnam | Sep 28, 2026 | day 0 | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
EUY | Europe (Multi-CSC) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
BNG | Belgium | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
INS | India | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
NPB | Nepal | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
SLK | Sri Lanka | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
ACR | Ghana | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
AFG | Afghanistan | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
AFR | Africa | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
BOG | France (Bouygues) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
CAU | Caucasus | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
DKR | Senegal | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
ECT | Nigeria | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
EGY | Egypt | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
EUX | Europe (Multi-CSC) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
EVR | United Kingdom (EE) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
GLB | Philippines (Globe) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
KSA | Saudi Arabia | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
LYS | Libya | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
MEO | Portugal (MEO) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
MID | Middle East | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
MOB | Austria (A1) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
MOT | Slovenia (Telekom) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
MSR | Serbia | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
MWD | Morocco | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
PAK | Pakistan | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
PKD | Pakistan | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
PLS | Poland (Plus) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
PRT | Poland (Play) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
SEK | Ukraine | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
SFR | France (SFR) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
SIM | Slovenia (A1) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
SKZ | Kazakhstan | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
SWC | Switzerland | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
THL | Thailand | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
TOP | Serbia/Montenegro | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
TUN | Tunisia | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
TUR | Turkey | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
VIP | Croatia (A1) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
XFA | South Africa | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
XFV | South Africa (Vodacom) | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
XME | Malaysia | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
XNZ | New Zealand | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
XSG | United Arab Emirates | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
XTC | Philippines | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
XID | Indonesia | Sep 29, 2026 | +1 day | F956BXXS4DZI1/F956BOLE4DZE1/F956BXXS4DZE1 |
ARO | Argentina | Sep 30, 2026 | +2 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
COO | Colombia | Sep 30, 2026 | +2 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
PEO | Peru | Sep 30, 2026 | +2 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
UPO | Uruguay | Sep 30, 2026 | +2 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
UYO | Uruguay | Sep 30, 2026 | +2 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
GTO | Guatemala | Sep 30, 2026 | +2 days | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
TPA | Panama | Sep 30, 2026 | +2 days | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
OPS | Australia (Optus) | Oct 1, 2026 | +3 days | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
TEL | Australia (Telstra) | Oct 1, 2026 | +3 days | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
VAU | Australia (Vodafone) | Oct 1, 2026 | +3 days | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
XSA | Australia | Oct 1, 2026 | +3 days | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
MM1 | Singapore (M1) | Oct 4, 2026 | +6 days | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
SIN | Singapore (Singtel) | Oct 4, 2026 | +6 days | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
STH | Singapore (StarHub) | Oct 4, 2026 | +6 days | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
XSP | Singapore | Oct 4, 2026 | +6 days | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
MXO | Mexico | Oct 5, 2026 | +7 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
TCE | Mexico (Telcel) | Oct 5, 2026 | +7 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
COM | Colombia (Claro) | Oct 6, 2026 | +8 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
CTI | Argentina (Claro) | Oct 6, 2026 | +8 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
ZTA | Brazil (Claro) | Oct 6, 2026 | +8 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
ZTM | Brazil (TIM) | Oct 6, 2026 | +8 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
ZTO | Brazil | Oct 6, 2026 | +8 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
ZVV | Brazil (Vivo) | Oct 6, 2026 | +8 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
CDR | Dominican Republic | Oct 7, 2026 | +9 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
CGU | Guatemala (Claro) | Oct 7, 2026 | +9 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
CRC | Costa Rica | Oct 7, 2026 | +9 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
ECO | Ecuador | Oct 7, 2026 | +9 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
GLO | Nigeria (Glo) | Oct 7, 2026 | +9 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
PGU | Guatemala | Oct 7, 2026 | +9 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
ILO | Israel | Oct 7, 2026 | +9 days | F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1 |
CHO | Chile | Oct 8, 2026 | +10 days | F956BXXS4DZI1/F956BOWO4DZF1/F956BXXS4DZE1 |
Download and release notes
samloader download -m SM-F956B -r EUX -v F956BXXS4DZI1/F956BOXM4DZE1/F956BXXS4DZE1Samsung's release notes and security patch level for this update: SM-F956B / EUX on doc.samsungmobile.com. What each part of the build number means: decode F956BXXS4DZI1.