Samsung Galaxy S26+ (SM-S947C) Firmware Overview
What is the latest SM-S947C firmware?
S947CONU1BZI9, released September 14, 2026 with Android 17. It is a feature update on bootloader binary 1. The archive holds 14 official builds across 2 regions (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung Galaxy S26+ still getting updates?
Yes. The newest build is from September 2026, and 2 of 2 regions already have a build from that month; the rest usually follow within a few weeks.
Which Android versions did it get?
The SM-S947C builds in the archive run Android 16 to 17. The earliest build we have for each version:
- Android 17: S947CONU1BZI9 (Sep 2026), 2 builds in total
- Android 16: S947CONU1AZAI (Jan 2026), 12 builds in total
Can I downgrade the SM-S947C firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 1:
- Binary 1 — since Jan 2026
All SM-S947C firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
S947CONU1BZI9
Feature update
|
1 | RKT | 17 |
2026-09-14 | Download |
|
S947CONU1BZI9
Feature update
|
1 | SJP | 17 |
2026-09-14 | Download |
|
S947CONS1AZH9
Security update
|
1 | RKT | 16 |
2026-08-13 | Download |
|
S947CONS1AZH9
Security update
|
1 | SJP | 16 |
2026-08-13 | Download |
|
S947CONS1AZF2
Security update
|
1 | RKT | 16 |
2026-06-12 | Download |
|
S947CONS1AZF2
Security update
|
1 | SJP | 16 |
2026-06-12 | Download |
|
S947CONU1AZDE
Feature update
|
1 | RKT | 16 |
2026-04-24 | Download |
|
S947CONU1AZDE
Feature update
|
1 | SJP | 16 |
2026-04-24 | Download |
|
S947CONS1AZCL
Security update
|
1 | RKT | 16 |
2026-03-26 | Download |
|
S947CONS1AZCL
Security update
|
1 | SJP | 16 |
2026-03-26 | Download |
|
S947CONU1AZCF
Feature update
|
1 | RKT | 16 |
2026-03-16 | Download |
|
S947CONU1AZCF
Feature update
|
1 | SJP | 16 |
2026-03-16 | Download |
|
S947CONU1AZAI
Feature update
|
1 | RKT | 16 |
2026-01-22 | Download |
|
S947CONU1AZAI
Feature update
|
1 | SJP | 16 |
2026-01-22 | Download |
Latest SM-S947C 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 |
|---|---|---|---|---|
| RKT | S947CONU1BZI9 | 1 | 17 | 2026-09-14 |
| SJP | S947CONU1BZI9 | 1 | 17 | 2026-09-14 |
How to Flash SM-S947C Firmware
Put the Samsung Galaxy S26+ 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 1 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.