Galaxy A35 5G SM-A356B firmware

The latest stable build is A356BXXUCEZJ2 (Android 17, feature update), first released on Oct 26, 2026 – 11 days ago. Samsung has published 22 stable builds for this model since Mar 10, 2024: 13 security and 9 feature updates, from Android 14 to Android 17. The current bootloader (binary) version is 12. A device on bit 12 only accepts firmware with bit 12 or higher – see downgrading and the bootloader bit.

Latest build
A356BXXUCEZJ2
Released
Oct 26, 2026
Android
Android 17
Bootloader bit
12
Regions
16
Stable builds
22

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.

CSCRegionLatest buildAndroidReleasedBuilds
BOGFrance (Bouygues)A356BXXUCEZJ2Android 17Oct 26, 202623
EUXEurope (Multi-CSC)A356BXXUCEZJ2Android 17Oct 26, 202623
EUYEurope (Multi-CSC)A356BXXUCEZJ2Android 17Oct 26, 202623
EVRUnited Kingdom (EE)A356BXXUCEZJ2Android 17Oct 26, 202623
MEOPortugal (MEO)A356BXXUCEZJ2Android 17Oct 26, 202623
MOBAustria (A1)A356BXXUCEZJ2Android 17Oct 26, 202623
MOTSlovenia (Telekom)A356BXXUCEZJ2Android 17Oct 26, 202623
MSRSerbiaA356BXXUCEZJ2Android 17Oct 26, 202623
O2CCzech Republic (O2)A356BXXUCEZJ2Android 17Oct 26, 202623
PLSPoland (Plus)A356BXXUCEZJ2Android 17Oct 26, 202623
PRTPoland (Play)A356BXXUCEZJ2Android 17Oct 26, 202623
SFRFrance (SFR)A356BXXUCEZJ2Android 17Oct 26, 202623
SIMSlovenia (A1)A356BXXUCEZJ2Android 17Oct 26, 202623
SWCSwitzerlandA356BXXUCEZJ2Android 17Oct 26, 202623
TOPSerbia/MontenegroA356BXXUCEZJ2Android 17Oct 26, 202623
VIPCroatia (A1)A356BXXUCEZJ2Android 17Oct 26, 202623

Firmware history (22 builds)

Every stable build (PDA version) Samsung has published for the SM-A356B, 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.

Build (PDA)ReleasedAndroidTypeBitRegionsFile
A356BXXUCEZJ2Oct 26, 2026Android 17Feature1216on server
A356BXXSCDZH1Sep 6, 2026Android 16Security1216on server
A356BXXSBDZG2Jul 19, 2026Android 16Security1116on server
A356BXXUADZE8May 31, 2026Android 16Feature1016on server
A356BXXSACZD5Apr 22, 2026Android 16Security1016on server
A356BXXS9CZB6Mar 8, 2026Android 16Security916on server
A356BXXS8CZA4Feb 2, 2026Android 16Security816on server
A356BXXS7CYK1Dec 16, 2025Android 16Security716on server
A356BXXS6CYJ1Oct 29, 2025Android 16Security616on server
A356BXXU6CYI8Oct 2, 2025Android 16Feature616on server
A356BXXS6BYI1Sep 22, 2025Android 15Security616on server
A356BXXS5BYF3Jul 14, 2025Android 15Security516on server
A356BXXU4BYDCMay 18, 2025Android 15Feature416on server
A356BXXS4AYD1Apr 20, 2025Android 14Security416on server
A356BXXS4AYB1Feb 16, 2025Android 14Security416on server
A356BXXU4AXK4Dec 3, 2024Android 14Feature416on server
A356BXXS3AXI3Oct 15, 2024Android 14Security316on server
A356BXXU3AXG9Aug 21, 2024Android 14Feature316on server
A356BXXS3AXG3Jul 29, 2024Android 14Security316on server
A356BXXU2AXE1Jun 13, 2024Android 14Feature216on server
A356BXXU1AXD3May 15, 2024Android 14Feature116on server
A356BXXU1AXBBMar 10, 2024Android 14Feature116on server

How to download SM-A356B 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-A356B -r EUX

Replace EUX 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-A356B / EUX release notes on doc.samsungmobile.com. Each region page here links to the notes for that code.