Galaxy On7 Refresh SM-G611K with product code KTC from Korea (KT Corporation). This firmware has version number PDA G611KKKU1CSE3 and CSC G611KKTC1CSE3. The operating system of this firmware is Android 9 , with build date Wed, 22 May 2019 04:21:34 +0000. Security patch date is 2019-05-01.
Galaxy On7 Refresh SM-G611K with product code KTC from Korea (KT Corporation). This firmware has version number PDA G611KKKU1BRK6 and CSC G611KKTC1BRK6. The operating system of this firmware is Android 8.1.0 , with build date Mon, 19 Nov 2018 05:17:50 +0000. Security patch date is 2018-11-01.
Galaxy On7 Refresh SM-G611K with product code KTC from Korea (KT Corporation). This firmware has version number PDA G611KKKU1ARD3 and CSC G611KKTC1ARD3. The operating system of this firmware is Android 7.1.1 , with build date Thu, 26 Apr 2018 08:52:39 +0000. Security patch date is 2018-04-01.