Galaxy On7 Refresh SM-G611L with product code LUC from Korea (LG Uplus). This firmware has version number PDA G611LKLU1BRK6 and CSC G611LLUC1BRK6. The operating system of this firmware is Android 8.1.0 , with build date Mon, 19 Nov 2018 06:10:09 +0000. Security patch date is 2018-11-01.