A207MUBS4CWF1 – Galaxy A20s firmware

Build A207MUBS4CWF1 is a security update for the Galaxy A20s (SM-A207M) on Android 11 (One UI 3). It first appeared on Samsung's servers on Jul 19, 2023 (method) and has reached 37 regions so far. It raises the bootloader bit from 3 to 4: once installed, the device no longer accepts firmware with bit 3 or lower, so a downgrade to A207MUBS3CWC1 is blocked. Samsung still serves this file.

Model
SM-A207M
Android
Android 11
Type
Security
Bootloader bit
4
First released
Jul 19, 2023
Regions
37

Not yet released in 1 regions that are still on an older build: ECO.

Rollout timeline by region

The date each region code (CSC) first received A207MUBS4CWF1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
AROArgentinaJul 19, 2023day 0A207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1
BVOBoliviaJul 19, 2023day 0A207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1
CDRDominican RepublicJul 19, 2023day 0A207MUBS4CWF1/A207MOWA4CWF2/A207MUBS4CWF1
COOColombiaJul 19, 2023day 0A207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1
CRCCosta RicaJul 19, 2023day 0A207MUBS4CWF1/A207MOWA4CWF2/A207MUBS4CWF1
CTIArgentina (Claro)Jul 19, 2023day 0A207MUBS4CWF1/A207MOWA4CWF2/A207MUBS4CWF1
GTOGuatemalaJul 19, 2023day 0A207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1
IUSMexico (AT&T)Jul 19, 2023day 0A207MUBS4CWF1/A207MOWC4CWF2/A207MUBS4CWF1
MXOMexicoJul 19, 2023day 0A207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1
PEOPeruJul 19, 2023day 0A207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1
PGUGuatemalaJul 19, 2023day 0A207MUBS4CWF1/A207MOWA4CWF2/A207MUBS4CWF1
TCEMexico (Telcel)Jul 19, 2023day 0A207MUBS4CWF1/A207MOWA4CWF2/A207MUBS4CWF1
TPAPanamaJul 19, 2023day 0A207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1
UPOUruguayJul 19, 2023day 0A207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1
UYOUruguayJul 19, 2023day 0A207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1
ZTABrazil (Claro)Jul 19, 2023day 0A207MUBS4CWF1/A207MOWA4CWF2/A207MUBS4CWF1
ZTMBrazil (TIM)Jul 19, 2023day 0A207MUBS4CWF1/A207MOWB4CWF2/A207MUBS4CWF1
ZTOBrazilJul 19, 2023day 0A207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1
PETPeru (Movistar)Jul 20, 2023+1 dayA207MUBS4CWF1/A207MOWA4CWF2/A207MUBS4CWF1
CGUGuatemala (Claro)Jul 20, 2023+1 dayA207MUBS4CWF1/A207MOWM4CWF2/A207MUBS4CWF1
COLColombiaJul 20, 2023+1 dayA207MUBS4CWF1/A207MOWM4CWF2/A207MUBS4CWF1
ZVVBrazil (Vivo)Jul 20, 2023+1 dayA207MUBS4CWF1/A207MOWT4CWF2/A207MUBS4CWF1
DORDominican RepublicJul 24, 2023+5 daysA207MUBS4CWF1/A207MOWF4CWF2/A207MUBS4CWF1
PNTPanamaJul 24, 2023+5 daysA207MUBS4CWF1/A207MOWE4CWF5/A207MUBS4CWF1
PSNArgentina (Personal)Jul 24, 2023+5 daysA207MUBS4CWF1/A207MOWB4CWF2/A207MUBS4CWF1
CHTChile (Movistar)Jul 25, 2023+6 daysA207MUBS4CWF1/A207MOWT4CWF2/A207MUBS4CWF1
COBColombia (Movistar)Jul 25, 2023+6 daysA207MUBS4CWF1/A207MOWT4CWF2/A207MUBS4CWF1
EBEEcuadorJul 25, 2023+6 daysA207MUBS4CWF1/A207MOWT4CWF2/A207MUBS4CWF1
SAMOceaniaJul 25, 2023+6 daysA207MUBS4CWF1/A207MOWT4CWF2/A207MUBS4CWF1
TMMMyanmarJul 25, 2023+6 daysA207MUBS4CWF1/A207MOWT4CWF2/A207MUBS4CWF1
UFNArgentina (Movistar)Jul 25, 2023+6 daysA207MUBS4CWF1/A207MOWT4CWF2/A207MUBS4CWF1
CHEChile (Entel)Aug 7, 2023+19 daysA207MUBS4CWF1/A207MOWE4CWG5/A207MUBS4CWF1
COMColombia (Claro)Aug 7, 2023+19 daysA207MUBS4CWF1/A207MOWA4CWF3/A207MUBS4CWF1
CHOChileAug 10, 2023+22 daysA207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1
JDIJamaica (Digicel)Aug 11, 2023+23 daysA207MUBS4CWF1/A207MOWE4CWF5/A207MUBS4CWF1
CHLChile (Claro)Aug 22, 2023+34 daysA207MUBS4CWF1/A207MOWA4CWF2/A207MUBS4CWF1
CHXChileSep 7, 2023+50 daysA207MUBS4CWF1/A207MOWE4CWF5/A207MUBS4CWF1

Download and release notes

samloader download -m SM-A207M -r ARO -v A207MUBS4CWF1/A207MOWO4CWF2/A207MUBS4CWF1

Samsung's release notes and security patch level for this update: SM-A207M / ARO on doc.samsungmobile.com. What each part of the build number means: decode A207MUBS4CWF1.