G611KKKS2CTJ1 – Galaxy On7 Refresh firmware

Build G611KKKS2CTJ1 is a security update for the Galaxy On7 Refresh (SM-G611K) on Android 9. It first appeared on Samsung's servers on Nov 18, 2020 (method) and has reached 1 region so far. It keeps bootloader bit 2, so downgrading to the previous build G611KKKU2CSL1 is still possible. Samsung still serves this file.

Model
SM-G611K
Android
Android 9
Type
Security
Bootloader bit
2
First released
Nov 18, 2020
Regions
1

Rollout timeline by region

The date each region code (CSC) first received G611KKKS2CTJ1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
KTCSouth Korea (KT)Nov 18, 2020day 0G611KKKS2CTJ1/G611KKTC2CTJ1/G611KKKU2CSL1

Download and release notes

samloader download -m SM-G611K -r KTC -v G611KKKS2CTJ1/G611KKTC2CTJ1/G611KKKU2CSL1

Samsung's release notes and security patch level for this update: SM-G611K / KTC on doc.samsungmobile.com. What each part of the build number means: decode G611KKKS2CTJ1.