| Build / PDA | Bit | Region (CSC) | Rating | Android | Date | Download Link |
|---|---|---|---|---|---|---|
|
G955U1UEU8DZE2
Feature update
|
8 | SPR | v9 |
2026-05-19 | Download | |
|
G955U1UEU8DZE2
Feature update
|
8 | AIO | v9 |
2026-05-19 | Download | |
|
G955U1UEU8DZE2
Feature update
|
8 | TMB | v9 |
2026-05-19 | Download | |
|
G955U1UEU8DZE2
Feature update
|
8 | ATT | v9 |
2026-05-19 | Download | |
|
G955U1UEU8DZE2
Feature update
|
8 | VZW | v9 |
2026-05-19 | Download | |
|
G955U1UEU8DZE2
Feature update
|
8 | XAA | v9 |
2026-05-19 | Download | |
|
G955U1UEU8DZE2
Feature update
|
8 | ACG | v9 |
2026-05-19 | Download | |
|
G955U1UEU8DZE2
Feature update
|
8 | TMK | v9 |
2026-05-19 | Download | |
|
G955U1UEU8DZE2
Feature update
|
8 | TFN | v9 |
2026-05-19 | Download | |
|
G955U1UEU8DZE2
Feature update
|
8 | LRA | v9 |
2026-05-19 | Download | |
|
G955U1UEU8DZE2
Feature update
|
8 | USC | v9 |
2026-05-19 | Download | |
|
G955U1UEU8DVD4
Feature update
|
8 | TMK | v9 |
2022-04-26 | Download | |
|
G955U1UEU8DVD4
Feature update
|
8 | TMB | v9 |
2022-04-26 | Download | |
|
G955U1UEU8DVD4
Feature update
|
8 | XAA | v9 |
2022-04-26 | Download | |
|
G955U1UEU8DVD4
Feature update
|
8 | AIO | v9 |
2022-04-26 | Download | |
|
G955U1UEU8DVD4
Feature update
|
8 | ATT | v9 |
2022-04-26 | Download | |
|
G955U1UEU8DUG4
Feature update
|
8 | XAS | v9 |
2021-08-23 | Download | |
|
G955U1UEU8DUG4
Feature update
|
8 | XAA | v9 |
2021-08-23 | Download | |
|
G955U1UEU8DUG4
Feature update
|
8 | VZW | v9 |
2021-08-23 | Download | |
|
G955U1UEU8DUG4
Feature update
|
8 | VMU | v9 |
2021-08-23 | Download |
Samsung Galaxy S8+ (SM-G955U1) Firmware Overview
The archive lists 20 official builds for the Samsung Galaxy S8+ across 13 regions (CSC). The newest one is G955U1UEU8DZE2, released May 19, 2026 with Android 9. It is a feature update on bootloader binary 8: once a phone runs it, firmware with a lower binary can no longer be flashed (how to read a build number).
Latest SM-G955U1 Firmware by Region
The newest build for each region (CSC) code. Not sure which region your phone uses? See the CSC code guide.
| Region | Latest build | Bit | Android | Date |
|---|---|---|---|---|
| ACG | G955U1UEU8DZE2 | 8 | 9 | 2026-05-19 |
| AIO | G955U1UEU8DZE2 | 8 | 9 | 2026-05-19 |
| ATT | G955U1UEU8DZE2 | 8 | 9 | 2026-05-19 |
| LRA | G955U1UEU8DZE2 | 8 | 9 | 2026-05-19 |
| SPR | G955U1UEU8DZE2 | 8 | 9 | 2026-05-19 |
| TFN | G955U1UEU8DZE2 | 8 | 9 | 2026-05-19 |
| TMB | G955U1UEU8DZE2 | 8 | 9 | 2026-05-19 |
| TMK | G955U1UEU8DZE2 | 8 | 9 | 2026-05-19 |
| USC | G955U1UEU8DZE2 | 8 | 9 | 2026-05-19 |
| VMU | G955U1UEU8DUG4 | 8 | 9 | 2021-08-23 |
| VZW | G955U1UEU8DZE2 | 8 | 9 | 2026-05-19 |
| XAA | G955U1UEU8DZE2 | 8 | 9 | 2026-05-19 |
| XAS | G955U1UEU8DUG4 | 8 | 9 | 2021-08-23 |
How to Flash SM-G955U1 Firmware
Put the Samsung Galaxy S8+ into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Pick a build with the same or a higher Bit than the one installed — a lower bootloader binary will be rejected.