G611FXXS2CTG3 – Galaxy On7 Refresh firmware

Build G611FXXS2CTG3 is a security update for the Galaxy On7 Refresh (SM-G611F) on Android 9. It first appeared on Samsung's servers on Jul 30, 2020 (method) and has reached 2 regions so far. It raises the bootloader bit from 1 to 2: once installed, the device no longer accepts firmware with bit 1 or lower, so a downgrade to G611FXXU1CSK1 is blocked. Samsung still serves this file.

Model
SM-G611F
Android
Android 9
Type
Security
Bootloader bit
2
First released
Jul 30, 2020
Regions
2

Rollout timeline by region

The date each region code (CSC) first received G611FXXS2CTG3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
BNGBelgiumJul 30, 2020day 0G611FXXS2CTG3/G611FODD2CTG3/G611FDDS2CTG3
SLKSri LankaJul 30, 2020day 0G611FXXS2CTG3/G611FODD2CTG3/G611FDDS2CTG3

Download and release notes

samloader download -m SM-G611F -r BNG -v G611FXXS2CTG3/G611FODD2CTG3/G611FDDS2CTG3

Samsung's release notes and security patch level for this update: SM-G611F / BNG on doc.samsungmobile.com. What each part of the build number means: decode G611FXXS2CTG3.