A346BXXUHGZJ8 – Galaxy A34 5G firmware

Build A346BXXUHGZJ8 is a feature update for the Galaxy A34 5G (SM-A346B) on Android 17 (One UI 9). It first appeared on Samsung's servers on Nov 9, 2026 (method) and has reached 18 regions so far. It keeps bootloader bit 17, so downgrading to the previous build A346BXXSHFZJ4 is still possible. Samsung still serves this file.

Model
SM-A346B
Android
Android 17
Type
Feature
Bootloader bit
17
First released
Nov 9, 2026
Regions
18

Rollout timeline by region

The date each region code (CSC) first received A346BXXUHGZJ8, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
BOGFrance (Bouygues)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
BTBUnited Kingdom (BT)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
EUXEurope (Multi-CSC)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
EUYEurope (Multi-CSC)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
EVRUnited Kingdom (EE)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
MEOPortugal (MEO)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
MOBAustria (A1)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
MOTSlovenia (Telekom)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
MSRSerbiaNov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
O2CCzech Republic (O2)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
PLSPoland (Plus)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
PRTPoland (Play)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
SFRFrance (SFR)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
SIMSlovenia (A1)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
SWCSwitzerlandNov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
TIMItaly (TIM)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
TOPSerbia/MontenegroNov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8
VIPCroatia (A1)Nov 9, 2026day 0A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8

Download and release notes

samloader download -m SM-A346B -r EUX -v A346BXXUHGZJ8/A346BOXMHGZJ8/A346BXXUHGZJ8

Samsung's release notes and security patch level for this update: SM-A346B / EUX on doc.samsungmobile.com. What each part of the build number means: decode A346BXXUHGZJ8.