Samsung SM-S918B Firmware Overview
What is the latest SM-S918B firmware?
S918BXXUAGZIF, released October 2, 2026 with Android 17. It is a feature update on bootloader binary 10. The archive holds 20 official builds across 20 regions (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung SM-S918B still getting updates?
Yes. The newest build is from October 2026, and 14 of 20 regions already have a build from that month; the rest usually follow within a few weeks.
Can I downgrade the SM-S918B firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 10:
- Binary 10 — since Sep 2026
All SM-S918B firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
S918BXXUAGZIF
Feature update
|
10 | COO | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | ZTM | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | ZVV | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | TPA | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | ZTA | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | ZTO | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | BVO | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | COL | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | COB | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | TMM | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | TCE | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | IUS | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | MXO | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | GTO | 17 |
2026-10-02 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | XID | 17 |
2026-09-29 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | SFR | 17 |
2026-09-28 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | SIM | 17 |
2026-09-28 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | EUY | 17 |
2026-09-28 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | PRT | 17 |
2026-09-28 | Download |
|
S918BXXUAGZIF
Feature update
|
10 | EVR | 17 |
2026-09-28 | Download |
Latest SM-S918B 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 |
|---|---|---|---|---|
| BVO | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| COB | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| COL | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| COO | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| EUY | S918BXXUAGZIF | 10 | 17 | 2026-09-28 |
| EVR | S918BXXUAGZIF | 10 | 17 | 2026-09-28 |
| GTO | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| IUS | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| MXO | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| PRT | S918BXXUAGZIF | 10 | 17 | 2026-09-28 |
| SFR | S918BXXUAGZIF | 10 | 17 | 2026-09-28 |
| SIM | S918BXXUAGZIF | 10 | 17 | 2026-09-28 |
| TCE | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| TMM | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| TPA | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| XID | S918BXXUAGZIF | 10 | 17 | 2026-09-29 |
| ZTA | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| ZTM | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| ZTO | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
| ZVV | S918BXXUAGZIF | 10 | 17 | 2026-10-02 |
How to Flash SM-S918B Firmware
Put the Samsung SM-S918B into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Pick a build with Bit 10 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.