J260MUUBS1AVK1 – Galaxy J2 Core firmware

Build J260MUUBS1AVK1 is a security update for the Galaxy J2 Core (SM-J260MU) on Android 8. It first appeared on Samsung's servers on Jan 2, 2023 (method) and has reached 12 regions so far. It keeps bootloader bit 1, so downgrading to the previous build J260MUUBS1AVK2 is still possible. Samsung still serves this file.

Model
SM-J260MU
Android
Android 8
Type
Security
Bootloader bit
1
First released
Jan 2, 2023
Regions
12

Not yet released in 2 regions that are still on an older build: UFN, UYO.

Rollout timeline by region

The date each region code (CSC) first received J260MUUBS1AVK1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
AROArgentinaJan 2, 2023day 0J260MUUBS1AVK1/J260MUOWO1ATE1/J260MUUBU1ATE1
BVOBoliviaJan 2, 2023day 0J260MUUBS1AVK1/J260MUOWO1ATE1/J260MUUBU1ATE1
CDRDominican RepublicJan 2, 2023day 0J260MUUBS1AVK1/J260MUCDR1ATE1/J260MUUBU1ATE1
CHOChileJan 2, 2023day 0J260MUUBS1AVK1/J260MUOWO1ATE1/J260MUUBU1ATE1
COOColombiaJan 2, 2023day 0J260MUUBS1AVK1/J260MUOWO1ATE1/J260MUUBU1ATE1
CTIArgentina (Claro)Jan 2, 2023day 0J260MUUBS1AVK1/J260MUOWA1ATE2/J260MUUBU1ATE1
GTOGuatemalaJan 2, 2023day 0J260MUUBS1AVK1/J260MUOWO1ATF1/J260MUUBU1ATE1
TPAPanamaJan 2, 2023day 0J260MUUBS1AVK1/J260MUOWO1ATE1/J260MUUBU1ATE1
UPOUruguayJan 2, 2023day 0J260MUUBS1AVK1/J260MUOWO1ATE1/J260MUUBU1ATE1
ZTOBrazilJan 2, 2023day 0J260MUUBS1AVK1/J260MUOWO1ATE1/J260MUUBU1ATE1
COMColombia (Claro)Jan 3, 2023+1 dayJ260MUUBS1AVK1/J260MUCOM1ATE1/J260MUUBU1ATE1
PGUGuatemalaJan 3, 2023+1 dayJ260MUUBS1AVK1/J260MUPGU1ATE2/J260MUUBU1ATE1

Download and release notes

samloader download -m SM-J260MU -r ARO -v J260MUUBS1AVK1/J260MUOWO1ATE1/J260MUUBU1ATE1

Samsung's release notes and security patch level for this update: SM-J260MU / ARO on doc.samsungmobile.com. What each part of the build number means: decode J260MUUBS1AVK1.