A336MUBUKGZI3 – Galaxy A33 5G firmware

Build A336MUBUKGZI3 is a feature update for the Galaxy A33 5G (SM-A336M) on Android 16 (One UI 8). It first appeared on Samsung's servers on Oct 6, 2026 (method) and has reached 33 regions so far. It keeps bootloader bit 20, so downgrading to the previous build A336MUBSKGZH2 is still possible. Samsung still serves this file.

Model
SM-A336M
Android
Android 16
Type
Feature
Bootloader bit
20
First released
Oct 6, 2026
Regions
33

Not yet released in 6 regions that are still on an older build: IUS, MXO, NBS, TCE, TGP, TMM.

Rollout timeline by region

The date each region code (CSC) first received A336MUBUKGZI3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
BVOBoliviaOct 6, 2026day 0A336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
CGUGuatemala (Claro)Oct 6, 2026day 0A336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
COBColombia (Movistar)Oct 6, 2026day 0A336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
COLColombiaOct 6, 2026day 0A336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
COOColombiaOct 6, 2026day 0A336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
GTOGuatemalaOct 6, 2026day 0A336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
TPAPanamaOct 6, 2026day 0A336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
ZTABrazil (Claro)Oct 8, 2026+2 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
ZTMBrazil (TIM)Oct 8, 2026+2 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
ZTOBrazilOct 8, 2026+2 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
ZVVBrazil (Vivo)Oct 8, 2026+2 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
AROArgentinaOct 14, 2026+8 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
CRCCosta RicaOct 14, 2026+8 daysA336MUBUKGZI3/A336MOWAKGZI3/A336MUBUKGZI3
CTIArgentina (Claro)Oct 14, 2026+8 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
DORDominican RepublicOct 14, 2026+8 daysA336MUBUKGZI3/A336MOWEKGZI3/A336MUBUKGZI3
PEOPeruOct 14, 2026+8 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
PETPeru (Movistar)Oct 14, 2026+8 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
PGUGuatemalaOct 14, 2026+8 daysA336MUBUKGZI3/A336MOWAKGZI3/A336MUBUKGZI3
PNTPanamaOct 14, 2026+8 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
PSNArgentina (Personal)Oct 14, 2026+8 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
SAMOceaniaOct 14, 2026+8 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
UFNArgentina (Movistar)Oct 14, 2026+8 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
UYOUruguayOct 14, 2026+8 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
CDRDominican RepublicOct 19, 2026+13 daysA336MUBUKGZI3/A336MOWAKGZI3/A336MUBUKGZI3
COMColombia (Claro)Oct 19, 2026+13 daysA336MUBUKGZI3/A336MOWAKGZI3/A336MUBUKGZI3
EBEEcuadorOct 19, 2026+13 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
ECOEcuadorOct 19, 2026+13 daysA336MUBUKGZI3/A336MOWAKGZI3/A336MUBUKGZI3
UPOUruguayOct 22, 2026+16 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
CHEChile (Entel)Nov 5, 2026+30 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
CHLChile (Claro)Nov 5, 2026+30 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
CHOChileNov 5, 2026+30 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
CHTChile (Movistar)Nov 5, 2026+30 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3
CHXChileNov 5, 2026+30 daysA336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3

Download and release notes

samloader download -m SM-A336M -r BVO -v A336MUBUKGZI3/A336MOWOKGZI3/A336MUBUKGZI3

Samsung's release notes and security patch level for this update: SM-A336M / BVO on doc.samsungmobile.com. What each part of the build number means: decode A336MUBUKGZI3.