J111MUBU0ASG1 – Galaxy J1 ace firmware

Build J111MUBU0ASG1 is a feature update for the Galaxy J1 ace (SM-J111M) on Android 5. It first appeared on Samsung's servers on Aug 9, 2019 (method) and has reached 1 region so far. It keeps bootloader bit 0, so downgrading to the previous build J111MUBU0ARK1 is still possible. Samsung still serves this file.

Model
SM-J111M
Android
Android 5
Type
Feature
Bootloader bit
0
First released
Aug 9, 2019
Regions
1

Not yet released in 30 regions that are still on an older build: ARO, BVO, CDR, CGU, CHE, CHL, CHO, CHT, CHX, COB, COO, CTI, DOR, EBE and 16 more.

Rollout timeline by region

The date each region code (CSC) first received J111MUBU0ASG1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
JDIJamaica (Digicel)Aug 9, 2019day 0J111MUBU0ASG1/J111MJDI0ASG1/J111MUBU0ASG1

Download and release notes

samloader download -m SM-J111M -r JDI -v J111MUBU0ASG1/J111MJDI0ASG1/J111MUBU0ASG1

Samsung's release notes and security patch level for this update: SM-J111M / JDI on doc.samsungmobile.com. What each part of the build number means: decode J111MUBU0ASG1.