Galaxy On7 SM-G610L with product code LUC from Korea (LG Uplus). This firmware has version number PDA G610LKLU2CSB1 and CSC G610LLUC2CSB1. The operating system of this firmware is Android 8.1.0 , with build date Thu, 21 Feb 2019 07:49:51 +0000. Security patch date is 2019-02-01.