A115MUBS5CWK2 – Galaxy A11 firmware

Build A115MUBS5CWK2 is a security update for the Galaxy A11 (SM-A115M) on Android 12 (One UI 4). It first appeared on Samsung's servers on Dec 5, 2023 (method) and has reached 38 regions so far. It raises the bootloader bit from 4 to 5: once installed, the device no longer accepts firmware with bit 4 or lower, so a downgrade to A115MUBU4CWF1 is blocked. Samsung still serves this file.

Model
SM-A115M
Android
Android 12
Type
Security
Bootloader bit
5
First released
Dec 5, 2023
Regions
38

Rollout timeline by region

The date each region code (CSC) first received A115MUBS5CWK2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
BVOBoliviaDec 5, 2023day 0A115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
CDRDominican RepublicDec 5, 2023day 0A115MUBS5CWK2/A115MOWA5CWK1/A115MUBS5CWK2
COMColombia (Claro)Dec 5, 2023day 0A115MUBS5CWK2/A115MOWA5CWK1/A115MUBS5CWK2
COOColombiaDec 5, 2023day 0A115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
CRCCosta RicaDec 5, 2023day 0A115MUBS5CWK2/A115MOWA5CWK1/A115MUBS5CWK2
ECOEcuadorDec 5, 2023day 0A115MUBS5CWK2/A115MOWA5CWK1/A115MUBS5CWK2
GTOGuatemalaDec 5, 2023day 0A115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
MXOMexicoDec 5, 2023day 0A115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
PEOPeruDec 5, 2023day 0A115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
PGUGuatemalaDec 5, 2023day 0A115MUBS5CWK2/A115MOWA5CWK1/A115MUBS5CWK2
TCEMexico (Telcel)Dec 5, 2023day 0A115MUBS5CWK2/A115MOWA5CWK1/A115MUBS5CWK2
TPAPanamaDec 5, 2023day 0A115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
UPOUruguayDec 5, 2023day 0A115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
UYOUruguayDec 5, 2023day 0A115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
ZTABrazil (Claro)Dec 5, 2023day 0A115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
ZTOBrazilDec 5, 2023day 0A115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
COLColombiaDec 6, 2023+1 dayA115MUBS5CWK2/A115MOWM5CWK1/A115MUBS5CWK2
IUSMexico (AT&T)Dec 6, 2023+1 dayA115MUBS5CWK2/A115MOWC5CWK1/A115MUBS5CWK2
PETPeru (Movistar)Dec 6, 2023+1 dayA115MUBS5CWK2/A115MOWA5CWK1/A115MUBS5CWK2
DORDominican RepublicDec 6, 2023+1 dayA115MUBS5CWK2/A115MOWE5CWK2/A115MUBS5CWK2
ZTMBrazil (TIM)Dec 6, 2023+1 dayA115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
AROArgentinaDec 12, 2023+7 daysA115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
CTIArgentina (Claro)Dec 12, 2023+7 daysA115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
TGPParaguayDec 12, 2023+7 daysA115MUBS5CWK2/A115MOWM5CWK1/A115MUBS5CWK2
ZVVBrazil (Vivo)Dec 12, 2023+7 daysA115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
CHTChile (Movistar)Dec 15, 2023+10 daysA115MUBS5CWK2/A115MOWT5CWK1/A115MUBS5CWK2
COBColombia (Movistar)Dec 15, 2023+10 daysA115MUBS5CWK2/A115MOWT5CWK1/A115MUBS5CWK2
EBEEcuadorDec 15, 2023+10 daysA115MUBS5CWK2/A115MOWT5CWK1/A115MUBS5CWK2
PSNArgentina (Personal)Dec 15, 2023+10 daysA115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
SAMOceaniaDec 15, 2023+10 daysA115MUBS5CWK2/A115MOWT5CWK1/A115MUBS5CWK2
TMMMyanmarDec 15, 2023+10 daysA115MUBS5CWK2/A115MOWT5CWK1/A115MUBS5CWK2
CGUGuatemala (Claro)Dec 18, 2023+13 daysA115MUBS5CWK2/A115MOWM5CWK1/A115MUBS5CWK2
PNTPanamaDec 18, 2023+13 daysA115MUBS5CWK2/A115MOWE5CWK2/A115MUBS5CWK2
UFNArgentina (Movistar)Dec 18, 2023+13 daysA115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2
CHLChile (Claro)Dec 19, 2023+14 daysA115MUBS5CWK2/A115MOWA5CWK1/A115MUBS5CWK2
JDIJamaica (Digicel)Dec 21, 2023+16 daysA115MUBS5CWK2/A115MOWE5CWK2/A115MUBS5CWK2
CHEChile (Entel)Jan 11, 2024+37 daysA115MUBS5CWK2/A115MOWE5CWK2/A115MUBS5CWK2
CHOChileJan 29, 2024+55 daysA115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2

Download and release notes

samloader download -m SM-A115M -r BVO -v A115MUBS5CWK2/A115MOWO5CWK1/A115MUBS5CWK2

Samsung's release notes and security patch level for this update: SM-A115M / BVO on doc.samsungmobile.com. What each part of the build number means: decode A115MUBS5CWK2.