Samsung Galaxy Z Flip5 (SM-F731U) Firmware Overview
What is the latest SM-F731U firmware?
F731USQU8HZIJ, released September 29, 2026 with Android 17. It is a feature update on bootloader binary 8. The archive holds 28 official builds across 8 regions (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung Galaxy Z Flip5 still getting updates?
Yes. The newest build is from September 2026, and 8 of 8 regions already have a build from that month; the rest usually follow within a few weeks.
Which Android versions did it get?
The SM-F731U builds in the archive run Android 16 to 17. The earliest build we have for each version:
- Android 17: F731USQU8HZIJ (Sep 2026), 8 builds in total
- Android 16: F731USQS8GZG3 (Jul 2026), 20 builds in total
Can I downgrade the SM-F731U firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 8:
- Binary 8 — since Jul 2026
All SM-F731U firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
F731USQU8HZIJ
Feature update
|
8 | ATT | 17 |
2026-09-29 | Download |
|
F731USQU8HZIJ
Feature update
|
8 | CCT | 17 |
2026-09-29 | Download |
|
F731USQU8HZIJ
Feature update
|
8 | TMB | 17 |
2026-09-29 | Download |
|
F731USQU8HZIJ
Feature update
|
8 | TMK | 17 |
2026-09-29 | Download |
|
F731USQU8HZIJ
Feature update
|
8 | VZW | 17 |
2026-09-29 | Download |
|
F731USQU8HZIJ
Feature update
|
8 | XAA | 17 |
2026-09-29 | Download |
|
F731USQU8HZIJ
Feature update
|
8 | CHA | 17 |
2026-09-29 | Download |
|
F731USQU8HZIJ
Feature update
|
8 | USC | 17 |
2026-09-29 | Download |
|
F731USQS8GZI1
Security update
|
8 | TMK | 16 |
2026-09-16 | Download |
|
F731USQS8GZI1
Security update
|
8 | TMB | 16 |
2026-09-16 | Download |
|
F731USQS8GZI1
Security update
|
8 | USC | 16 |
2026-09-16 | Download |
|
F731USQS8GZI1
Security update
|
8 | CHA | 16 |
2026-09-16 | Download |
|
F731USQS8GZI1
Security update
|
8 | CCT | 16 |
2026-09-16 | Download |
|
F731USQS8GZI1
Security update
|
8 | VZW | 16 |
2026-09-11 | Download |
|
F731USQS8GZI1
Security update
|
8 | ATT | 16 |
2026-09-11 | Download |
|
F731USQS8GZI1
Security update
|
8 | XAA | 16 |
2026-09-11 | Download |
|
F731USQS8GZH5
Security update
|
8 | XAA | 16 |
2026-08-24 | Download |
|
F731USQS8GZH5
Security update
|
8 | USC | 16 |
2026-08-19 | Download |
|
F731USQS8GZH5
Security update
|
8 | CCT | 16 |
2026-08-18 | Download |
|
F731USQS8GZH5
Security update
|
8 | CHA | 16 |
2026-08-18 | Download |
|
F731USQS8GZH5
Security update
|
8 | ATT | 16 |
2026-08-17 | Download |
|
F731USQS8GZH5
Security update
|
8 | TMK | 16 |
2026-08-17 | Download |
|
F731USQS8GZH5
Security update
|
8 | TMB | 16 |
2026-08-17 | Download |
|
F731USQS8GZH5
Security update
|
8 | VZW | 16 |
2026-08-16 | Download |
|
F731USQS8GZG3
Security update
|
8 | XAA | 16 |
2026-07-29 | Download |
|
F731USQS8GZG3
Security update
|
8 | VZW | 16 |
2026-07-13 | Download |
|
F731USQS8GZG3
Security update
|
8 | CHA | 16 |
2026-07-10 | Download |
|
F731USQS8GZG3
Security update
|
8 | ATT | 16 |
2026-07-10 | Download |
Latest SM-F731U 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 |
|---|---|---|---|---|
| ATT | F731USQU8HZIJ | 8 | 17 | 2026-09-29 |
| CCT | F731USQU8HZIJ | 8 | 17 | 2026-09-29 |
| CHA | F731USQU8HZIJ | 8 | 17 | 2026-09-29 |
| TMB | F731USQU8HZIJ | 8 | 17 | 2026-09-29 |
| TMK | F731USQU8HZIJ | 8 | 17 | 2026-09-29 |
| USC | F731USQU8HZIJ | 8 | 17 | 2026-09-29 |
| VZW | F731USQU8HZIJ | 8 | 17 | 2026-09-29 |
| XAA | F731USQU8HZIJ | 8 | 17 | 2026-09-29 |
How to Flash SM-F731U Firmware
Put the Samsung Galaxy Z Flip5 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 8 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.