G5309WKES1API2 – GALAXY GRAND Prime firmware

Build G5309WKES1API2 is a security update for the GALAXY GRAND Prime (SM-G5309W) on Android 4. It first appeared on Samsung's servers on Oct 25, 2016 (method) and has reached 1 region so far. It keeps bootloader bit 1, so downgrading to the previous build G5309WKES1APF2 is still possible. Samsung still serves this file.

Model
SM-G5309W
Android
Android 4
Type
Security
Bootloader bit
1
First released
Oct 25, 2016
Regions
1

Rollout timeline by region

The date each region code (CSC) first received G5309WKES1API2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
CTCChina (Telecom)Oct 25, 2016day 0G5309WKES1API2/G5309WCTC1API2/G5309WKEU1API2

Download and release notes

samloader download -m SM-G5309W -r CTC -v G5309WKES1API2/G5309WCTC1API2/G5309WKEU1API2

Samsung's release notes and security patch level for this update: SM-G5309W / CTC on doc.samsungmobile.com. What each part of the build number means: decode G5309WKES1API2.