Samsung Galaxy MEGA2 (SM-G7509) Firmware Overview
What is the latest SM-G7509 firmware?
G7509KEU1ATK1, released November 17, 2020 with Android 4.4.4. It is a feature update on bootloader binary 1. The archive holds 9 official builds across 1 region (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung Galaxy MEGA2 still getting updates?
Most likely not: there has been no new firmware since November 2020, so Android 4.4.4 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-G7509 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 Nov 2014
All SM-G7509 firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
G7509KEU1ATK1
Feature update
|
1 | CTC | 4.4.4 |
2020-11-17 | Download |
|
G7509KEU1AOF1
Feature update
|
1 | CTC | 4.4.4 |
2015-07-02 | Download |
|
G7509KEU1AOF1
Feature update
|
1 | CTC | 4.4.4 |
2015-06-03 | Download |
|
G7509KEU1AOD3
Feature update
|
1 | CTC | 4.4.4 |
2015-04-30 | Download |
|
G7509KEU1AOD3
Feature update
|
1 | CTC | 4.4.4 |
2015-04-30 | Download |
|
G7509KEU1AOA2
Feature update
|
1 | CTC | 4.4.4 |
2015-01-23 | Download |
|
G7509KEU1AOA2
Feature update
|
1 | CTC | 4.4.4 |
2015-01-23 | Download |
|
G7509KEU1AOA1
Feature update
|
1 | CTC | 4.4.4 |
2015-01-09 | Download |
|
G7509KEU1AOF1
Feature update
|
1 | CTC | 4.4.4 |
N/A | Download |
Older SM-G7509 Builds (Archive)
1 earlier build from the samdb.org catalogue. They are not in the download list above; the link searches for the build on the partner site.
| Build / PDA | Bit | Month | Regions (CSC) | |
|---|---|---|---|---|
| G7509KEU1ANK3 | 1 | Nov 2014 | CTC | Find |
How to Flash SM-G7509 Firmware
Put the Samsung Galaxy MEGA2 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.