Download the Samsung firmware for the Galaxy S6 SM-G920K with product
code KTC from Korea (KT Corporation). This firmware
version number PDA G920KKKU3EQL1 and CSC
The operating system of this firmware
is Android 7.0 , with build date Mon, 11 Dec 2017 04:39:15 +0000.
Security patch date is 2017-12-01, with