G955FXXUCDZE7 – Galaxy S8+ firmware
Build G955FXXUCDZE7 is a feature update for the Galaxy S8+ (SM-G955FD)
on Android 9. It first appeared on Samsung's servers on Aug 12, 2026 (method) and has reached
32 regions so far. It keeps bootloader bit 12, so downgrading to the previous build G955FXXUCDZEJ is still possible. Samsung still serves this file.
- Model
- SM-G955FD
- Android
- Android 9
- Type
- Feature
- Bootloader bit
- 12
- First released
- Aug 12, 2026
- Regions
- 32
Rollout timeline by region
The date each region code (CSC) first received G955FXXUCDZE7, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
ACR | Ghana | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
AFG | Afghanistan | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
AFR | Africa | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
DKR | Senegal | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD2/G955FXXUCDUD1 |
ECT | Nigeria | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
EGY | Egypt | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
KSA | Saudi Arabia | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD6/G955FXXUCDUD1 |
LYS | Libya | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
MID | Middle East | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
PAK | Pakistan | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
THR | Iran | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
TUN | Tunisia | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
XFE | South Africa | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
XSG | United Arab Emirates | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
BRI | Taiwan | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
CAM | Cambodia | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
GLB | Philippines (Globe) | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
LAO | Laos | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
MM1 | Singapore (M1) | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
MYM | Myanmar | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
SMA | Philippines | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
THL | Thailand | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUE1/G955FXXUCDUD1 |
XID | Indonesia | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOLECDUD1/G955FXXUCDUD1 |
XME | Malaysia | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
XSP | Singapore | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
XTC | Philippines | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
XXV | Vietnam | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
BNG | Belgium | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
INS | India | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUF1/G955FXXUCDUD1 |
SLK | Sri Lanka | Aug 12, 2026 | day 0 | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
SER | Russia | Aug 13, 2026 | +1 day | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
SKZ | Kazakhstan | Aug 13, 2026 | +1 day | G955FXXUCDZE7/G955FOXMCDUD1/G955FXXUCDUD1 |
Download and release notes
samloader download -m SM-G955FD -r INS -v G955FXXUCDZE7/G955FOXMCDUF1/G955FXXUCDUD1Samsung's release notes and security patch level for this update: SM-G955FD / INS on doc.samsungmobile.com. What each part of the build number means: decode G955FXXUCDZE7.