Samsung SM-G800A Firmware Overview
What is the latest SM-G800A firmware?
G800AUCS3BOJ9, released March 7, 2017 . It is a security update on bootloader binary 3. The archive holds 1 official build across 1 region (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung SM-G800A still getting updates?
Most likely not: there has been no new firmware since March 2017. The final builds below are still the best choice for a clean reinstall.
Can I downgrade the SM-G800A firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 3:
- Binary 3 — since Oct 2015
All SM-G800A firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
G800AUCS3BOJ9
Security update
|
3 | ATT | — |
2017-03-07 | Download |
How to Flash SM-G800A Firmware
Put the Samsung SM-G800A 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 3 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.