J810MUBU3CUH1 – Galaxy J8 firmware

Build J810MUBU3CUH1 is a feature update for the Galaxy J8 (SM-J810M) on Android 10. It first appeared on Samsung's servers on Oct 19, 2021 (method) and has reached 33 regions so far. It keeps bootloader bit 3, so downgrading to the previous build J810MUBU3CUF1 is still possible. Samsung still serves this file.

Model
SM-J810M
Android
Android 10
Type
Feature
Bootloader bit
3
First released
Oct 19, 2021
Regions
33

Rollout timeline by region

The date each region code (CSC) first received J810MUBU3CUH1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
AROArgentinaOct 19, 2021day 0J810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1
COOColombiaOct 19, 2021day 0J810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1
MXOMexicoOct 19, 2021day 0J810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1
PEOPeruOct 19, 2021day 0J810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1
UPOUruguayOct 19, 2021day 0J810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1
CHOChileOct 19, 2021day 0J810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1
CDRDominican RepublicOct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWA3CUH1/J810MUBU3CUH1
CHTChile (Movistar)Oct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWT3CUH1/J810MUBU3CUH1
COBColombia (Movistar)Oct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWT3CUH1/J810MUBU3CUH1
COMColombia (Claro)Oct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWA3CUH1/J810MUBU3CUH1
CTIArgentina (Claro)Oct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWA3CUH1/J810MUBU3CUH1
GTOGuatemalaOct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1
IUSMexico (AT&T)Oct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWC3CUH1/J810MUBU3CUH1
PNTPanamaOct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWE3CUH1/J810MUBU3CUH1
SAMOceaniaOct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWT3CUH1/J810MUBU3CUH1
TGPParaguayOct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWM3CUH1/J810MUBU3CUH1
TMMMyanmarOct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWT3CUH1/J810MUBU3CUH1
TPAPanamaOct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1
UFNArgentina (Movistar)Oct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWT3CUH1/J810MUBU3CUH1
UYOUruguayOct 22, 2021+3 daysJ810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1
ZTOBrazilNov 1, 2021+13 daysJ810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1
ZVVBrazil (Vivo)Nov 14, 2021+26 daysJ810MUBU3CUH1/J810MOWT3CUH1/J810MUBU3CUH1
CHLChile (Claro)Nov 14, 2021+26 daysJ810MUBU3CUH1/J810MOWA3CUH1/J810MUBU3CUH1
ECOEcuadorNov 14, 2021+26 daysJ810MUBU3CUH1/J810MOWA3CUH1/J810MUBU3CUH1
PGUGuatemalaNov 14, 2021+26 daysJ810MUBU3CUH1/J810MOWA3CUH1/J810MUBU3CUH1
ZTABrazil (Claro)Nov 14, 2021+26 daysJ810MUBU3CUH1/J810MOWA3CUH1/J810MUBU3CUH1
ZTMBrazil (TIM)Nov 14, 2021+26 daysJ810MUBU3CUH1/J810MOWB3CUH1/J810MUBU3CUH1
CHXChileNov 14, 2021+26 daysJ810MUBU3CUH1/J810MOWE3CUH1/J810MUBU3CUH1
BVOBoliviaNov 24, 2021+36 daysJ810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1
CRCCosta RicaNov 28, 2021+40 daysJ810MUBU3CUH1/J810MOWA3CUH1/J810MUBU3CUH1
COLColombiaNov 25, 2022+402 daysJ810MUBU3CUH1/J810MOWM3CUH1/J810MUBU3CUH1
EBEEcuadorNov 25, 2022+402 daysJ810MUBU3CUH1/J810MOWT3CUH1/J810MUBU3CUH1
PSNArgentina (Personal)Nov 25, 2022+402 daysJ810MUBU3CUH1/J810MOWB3CUH1/J810MUBU3CUH1

Download and release notes

samloader download -m SM-J810M -r ARO -v J810MUBU3CUH1/J810MOWO3CUH1/J810MUBU3CUH1

Samsung's release notes and security patch level for this update: SM-J810M / ARO on doc.samsungmobile.com. What each part of the build number means: decode J810MUBU3CUH1.