Galaxy A34 5G SM-A346M firmware

The latest stable build is A346MUBSHFZJ4 (Android 16, security update), first released on Oct 20, 2026 – 17 days ago. Samsung has published 49 stable builds for this model since Feb 24, 2023: 28 security and 21 feature updates, from Android 13 to Android 16. The current bootloader (binary) version is 17. A device on bit 17 only accepts firmware with bit 17 or higher – see downgrading and the bootloader bit.

Latest build

A346MUBSHFZJ4

Released

Oct 20, 2026

Android

Android 16

Bootloader bit

17

Regions

40

Stable builds

49

Latest firmware by region (CSC)

Samsung builds firmware per region code (CSC). Pick the code that matches your device – it is shown under Settings › About phone › Software information › Service provider software version. Follow a code for its complete history.

Firmware history (49 builds)

Every stable build (PDA version) Samsung has published for the SM-A346M, newest first. “
” is the earliest date the build appeared on Samsung's servers in any region. “
” means Samsung no longer serves the file for that build.

How to download SM-A346M firmware

We do not host firmware. Download it directly from Samsung's servers with a free open-source tool, for example samloader:

samloader download -m SM-A346M -r ZTO

Replace ZTO with your region code. Step-by-step instructions, including a graphical alternative: How to download Samsung firmware.

Changelog and security patch level

Samsung publishes the release notes for each update, including the security patch level, on its own site. They are listed per region – for example SM-A346M / ZTO release notes on doc.samsungmobile.com. Each region page here links to the notes for that code.