G8858ZMU6CUF2 – Galaxy A9 Star firmware

Build G8858ZMU6CUF2 is a feature update for the Galaxy A9 Star (SM-G8858) on Android 10. It first appeared on Samsung's servers on Jun 24, 2021 (method) and has reached 1 region so far. It keeps bootloader bit 6, so downgrading to the previous build G8858ZMS6CUD2 is still possible. Samsung still serves this file.

Model
SM-G8858
Android
Android 10
Type
Feature
Bootloader bit
6
First released
Jun 24, 2021
Regions
1

Rollout timeline by region

The date each region code (CSC) first received G8858ZMU6CUF2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
CHMChina (Mobile)Jun 24, 2021day 0G8858ZMU6CUF2/G8858CHM6CUF2/G8858ZMU6CUF2

Download and release notes

samloader download -m SM-G8858 -r CHM -v G8858ZMU6CUF2/G8858CHM6CUF2/G8858ZMU6CUF2

Samsung's release notes and security patch level for this update: SM-G8858 / CHM on doc.samsungmobile.com. What each part of the build number means: decode G8858ZMU6CUF2.