Samsung SM-M307FN Firmware Overview
What is the latest SM-M307FN firmware?
M307FNXXU4CWE3, released June 22, 2023 with Android 11. It is a feature update on bootloader binary 4. The archive holds 20 official builds across 13 regions (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung SM-M307FN still getting updates?
Most likely not: there has been no new firmware since June 2023, so Android 11 is the last version this model got. The final builds below are still the best choice for a clean reinstall.
Can I downgrade the SM-M307FN firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 4:
- Binary 4 — since Oct 2022
All SM-M307FN firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
M307FNXXU4CWE3
Feature update
|
4 | XSG | 11 |
2023-06-22 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | TUR | 11 |
2023-05-24 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | TUN | 11 |
2023-05-24 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | MWD | 11 |
2023-05-24 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | MID | 11 |
2023-05-24 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | KSA | 11 |
2023-05-24 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | EGY | 11 |
2023-05-24 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | SER | 11 |
2023-05-18 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | SEK | 11 |
2023-05-18 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | PHE | 11 |
2023-05-18 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | ITV | 11 |
2023-05-18 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | DBT | 11 |
2023-05-18 | Download |
|
M307FNXXS4CWC1
Security update
|
4 | BTU | 11 |
2023-05-18 | Download |
|
M307FNXXS4CVJ1
Security update
|
4 | TUN | 11 |
2023-01-24 | Download |
|
M307FNXXS4CVJ1
Security update
|
4 | KSA | 11 |
2023-01-24 | Download |
|
M307FNXXS4CVJ1
Security update
|
4 | XSG | 11 |
2023-01-24 | Download |
|
M307FNXXS4CVJ1
Security update
|
4 | EGY | 11 |
2023-01-24 | Download |
|
M307FNXXS4CVJ1
Security update
|
4 | MID | 11 |
2023-01-24 | Download |
|
M307FNXXS4CVJ1
Security update
|
4 | MWD | 11 |
2023-01-24 | Download |
|
M307FNXXS4CVJ1
Security update
|
4 | TUR | 11 |
2023-01-24 | Download |
Latest SM-M307FN 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 |
|---|---|---|---|---|
| BTU | M307FNXXS4CWC1 | 4 | 11 | 2023-05-18 |
| DBT | M307FNXXS4CWC1 | 4 | 11 | 2023-05-18 |
| EGY | M307FNXXS4CWC1 | 4 | 11 | 2023-05-24 |
| ITV | M307FNXXS4CWC1 | 4 | 11 | 2023-05-18 |
| KSA | M307FNXXS4CWC1 | 4 | 11 | 2023-05-24 |
| MID | M307FNXXS4CWC1 | 4 | 11 | 2023-05-24 |
| MWD | M307FNXXS4CWC1 | 4 | 11 | 2023-05-24 |
| PHE | M307FNXXS4CWC1 | 4 | 11 | 2023-05-18 |
| SEK | M307FNXXS4CWC1 | 4 | 11 | 2023-05-18 |
| SER | M307FNXXS4CWC1 | 4 | 11 | 2023-05-18 |
| TUN | M307FNXXS4CWC1 | 4 | 11 | 2023-05-24 |
| TUR | M307FNXXS4CWC1 | 4 | 11 | 2023-05-24 |
| XSG | M307FNXXU4CWE3 | 4 | 11 | 2023-06-22 |
How to Flash SM-M307FN Firmware
Put the Samsung SM-M307FN 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 4 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.