A336BXXUKGZI3 – Galaxy A33 5G firmware

Build A336BXXUKGZI3 is a feature update for the Galaxy A33 5G (SM-A336B) on Android 16 (One UI 8). It first appeared on Samsung's servers on Oct 5, 2026 (method) and has reached 22 regions so far. It keeps bootloader bit 20, so downgrading to the previous build A336BXXSKGZH2 is still possible. Samsung still serves this file.

Model
SM-A336B
Android
Android 16
Type
Feature
Bootloader bit
20
First released
Oct 5, 2026
Regions
22

Rollout timeline by region

The date each region code (CSC) first received A336BXXUKGZI3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
BOGFrance (Bouygues)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
BTBUnited Kingdom (BT)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
EUXEurope (Multi-CSC)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
EUYEurope (Multi-CSC)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
EVRUnited Kingdom (EE)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
MEOPortugal (MEO)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
MOBAustria (A1)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
MOTSlovenia (Telekom)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
MSRSerbiaOct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
O2CCzech Republic (O2)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
PLSPoland (Plus)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
PRTPoland (Play)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
SFRFrance (SFR)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
SIMSlovenia (A1)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
SWCSwitzerlandOct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
TIMItaly (TIM)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
TOPSerbia/MontenegroOct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
VIPCroatia (A1)Oct 5, 2026day 0A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
CAUCaucasusOct 7, 2026+2 daysA336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
SEKUkraineOct 7, 2026+2 daysA336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
SERRussiaOct 7, 2026+2 daysA336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3
SKZKazakhstanOct 7, 2026+2 daysA336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3

Download and release notes

samloader download -m SM-A336B -r EUX -v A336BXXUKGZI3/A336BOXMKGZI3/A336BXXUKGZI3

Samsung's release notes and security patch level for this update: SM-A336B / EUX on doc.samsungmobile.com. What each part of the build number means: decode A336BXXUKGZI3.